CN216086424U - Stator and rotor laminating expansion tool - Google Patents
Stator and rotor laminating expansion tool Download PDFInfo
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- CN216086424U CN216086424U CN202122384422.1U CN202122384422U CN216086424U CN 216086424 U CN216086424 U CN 216086424U CN 202122384422 U CN202122384422 U CN 202122384422U CN 216086424 U CN216086424 U CN 216086424U
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Abstract
The utility model relates to the technical field of stators and rotors, in particular to a stator and rotor laminating and expanding tool which comprises a bottom plate, a pressing plate, an outer core tire and an inner core tire, wherein the inner core tire is in a truncated cone shape, the small diameter section of the inner core tire faces upwards, the outer core tire is sleeved outside the inner core tire, the inner circle of the outer core tire is in a shape matched with the outer circle of the inner core tire, the outer core tire is formed by splicing a plurality of tire flaps, the bottom ends of the tire flaps are connected with the bottom plate in a sliding mode, the top ends of the tire flaps are connected with the pressing plate in a sliding mode, a vertical screw rod is fixed at the top of the inner core tire, a lifting bar is rotatably connected at the top of the pressing plate, and the screw rod penetrates through a top plate and then is connected with the lifting bar in a threaded mode. The split core tire is adopted, the outer circle of the core tire can be adjusted, a gap between the core tire and the iron core is reserved during lamination, lamination is convenient, the core tire expands tightly after lamination is completed so as to tidy the inner circle of the iron core, and the outer circle of the core tire can be adjusted to be reduced after the iron core is processed, so that the gap is reserved, the iron core is hung out, and the iron core is prevented from being damaged by pulling.
Description
Technical Field
The utility model relates to the technical field of stators and rotors, in particular to a stator and rotor laminating and expanding tool.
Background
The stator and the rotor are important parts in the motor, the stator and the rotor comprise iron cores, the iron cores of the stator and the rotor are formed by sleeving a plurality of stamped sheets (generally silicon steel sheets) outside a core tire in a pressing and overlapping mode, and the diameter of the core tire is slightly smaller than the inner diameter of the stamped sheets so as to ensure that the stamped sheets can be sleeved on the core tire. In the prior art, an integral core tire is adopted when a stator and rotor iron core is laminated, the gap between the core tire and a punching sheet cannot be adjusted, if the gap between the core tire and the punching sheet is too small, the lamination is difficult, the efficiency is low, the inner circle of the iron core is easy to damage when the iron core is taken out, the laminated tooling is easy to wear, and the service life of the tooling is shortened; if the clearance between the core tire and the punching sheet is too large, the punching sheet cannot be effectively positioned, so that the lamination of the punching sheet is not neat, and the subsequent process and the quality of the motor are influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a stator and rotor laminating and expanding tool to solve the problem that the gap between a core tire and a punching sheet of the existing laminating tool cannot be adjusted.
In order to achieve the purpose, the utility model provides the following technical scheme:
decide rotor and fold and press tight frock of expanding, comprising a base plate, the clamp plate, outer core child and inner core child, the inner core child is circular truncated cone type and path section up, outer core child cover is established outside the inner core child, the interior circle of outer core child is the shape that matches with the excircle of inner core child, outer core child is formed by a plurality of child lamella amalgamations, child lamella bottom and bottom plate sliding connection, child lamella top and clamp plate sliding connection, inner core child top is fixed with vertical screw rod, the clamp plate top is rotated and is connected with the lifting flap, the screw rod passes behind the roof with lifting flap threaded connection.
The principle and the beneficial effect of the scheme are as follows:
when the lamination is carried out, the inner core tire is positioned at the bottom of the outer core tire, and a larger gap can be reserved between the outer core tire and the punching sheet, so that the lamination is convenient; after the punching sheets are stacked and finished, the lifting bar is rotated, the lifting bar drives the inner core tire to move upwards through the screw, the inner core tire in the shape of the cone frustum is matched with the inner circle wedge of the outer core tire to extrude the tire lamella outwards, so that the outer circle of the tire lamella is abutted against the inner circle of the punching sheet, the inner circle of the punching sheet is orderly arranged, and the laminating effect of the iron core is improved. After the laminating is completed, the reverse rotation lifting bar drives the inner core tire to move downwards through the screw rod to reset, a gap is reserved between the inner core tire and the outer core tire, the tire flap is knocked inwards at the moment, so that a sufficient gap is reserved between the outer core tire and the iron core again, the iron core is conveniently lifted out, the iron core is prevented from being pulled, the tool can be prevented from being abraded, and the service life of the tool is prolonged.
Further, the inner core tube is hollow.
Has the advantages that: the inner core tire is arranged to be of a hollow structure, so that the gravity of the inner core tire can be reduced, and the inner core tire can be conveniently driven to move up and down.
Furthermore, a plurality of through holes are formed in the top and the bottom of the inner core tire.
Has the advantages that: the through holes are arranged, so that the weight of the inner core tire can be further reduced, and the inner core tire is convenient to cast.
Furthermore, the outer wall of the inner core tire is provided with a plurality of limiting pins, and the limiting pins are inserted between two adjacent tire flaps.
Has the advantages that: the spacing pin is used for limiting the distance between two adjacent tyre halves, and avoids the radial movement of the tyre halves influenced by the balance of the two adjacent tyre halves.
Furthermore, the top of the tyre valve is provided with a connecting step which is used for being connected with the pressing plate in a matching way, and the pressing plate is also provided with a through hole.
Has the advantages that: the clamp plate edge is pressed on the connecting step, the tire valve is connected with the clamp plate in a sliding mode through the connecting step, the weight of the clamp plate can be reduced by arranging the through hole in the clamp plate, and the clamp plate is convenient to hoist.
Further, the pressing plate is also provided with a tool hole.
Has the advantages that: the tool hole is arranged to facilitate the hoisting of the pressing plate.
Further, the child lamella bottom is outwards buckled and is formed the connector, has seted up the spread groove on the bottom plate, and the spread groove top is provided with and is used for giving the spacing locating part of child lamella, forms the connection space that is used for holding the connector between locating part and the spread groove, and connector sliding connection is in connection space.
Has the advantages that: connector sliding connection carries on spacingly to child lamella bottom through the locating part in connecting space, can avoid child lamella vertical migration.
Further, the locating part includes the fixed plate, and the connection can be dismantled in the fixed plate in the spread groove top.
Has the advantages that: connect the fixed plate in the spread groove top can be spacing to the child lamella, simple structure, the fixed plate can be dismantled to set up and conveniently change or maintain.
Furthermore, the bottom of the bottom plate is provided with a bayonet.
Has the advantages that: after the iron core is folded and pressed, the turning iron core excircle on this frock need shift the car frock, the bayonet socket be used for with the cooperation of automobile-used placenta, convenient correction when turning iron core excircle, also can guarantee the concentricity of the inside and outside circle of iron core simultaneously.
Furthermore, a plurality of through holes are also formed in the bottom plate, the through holes in the bottom plate are communicated with the bayonet, and the through holes in the bottom plate, the inner core tire and the pressing plate are aligned in the vertical direction.
Has the advantages that: through holes are formed in the bottom plate, the top and the bottom of the inner core tire and the pressing plate, when the tool is transferred to a vehicle tool, bolts of the vehicle tool can penetrate through the through holes in the bottom plate, the inner core tire and the pressing plate, and the tool is further fixed; in addition, the through holes are formed in the bottom plate, so that the weight of the whole device can be further reduced, and materials can be saved.
Drawings
FIG. 1 is a longitudinal cross-sectional view of an embodiment of the present invention;
FIG. 2 is a top view of the inner core tire;
FIG. 3 is a top view of the platen;
FIG. 4 is a top view of the base plate;
fig. 5 is a top view of the outer core tire.
Detailed Description
The following is further detailed by way of specific embodiments:
reference numerals in the drawings of the specification include: the fixture comprises a pressing plate 1, a through hole 2, a lifting tab 3, a screw rod 4, a connecting step 5, an outer core tire 6, an inner core tire 7, an iron core 8, a limiting pin 9, a fixing plate 10, a bottom plate 11, a bayonet 13, a connecting groove 14, a connector 15 and a tooling hole 16.
Example (b):
as shown in fig. 1 and 2, the stator and rotor laminating and expanding tool comprises a bottom plate 11, a pressing plate 1, an outer core tire 6 and an inner core tire 7, wherein the inner core tire 7 is in a cone frustum shape, the small diameter section of the inner core tire faces upwards, the inner core tire 7 is hollow, four through holes 2 are formed in the top and the bottom of the inner core tire 7, and the through holes 2 in the top and the bottom of the inner core tire 7 are aligned one by one in the vertical direction.
Referring to fig. 5 and 3, the outer core tire 6 is sleeved outside the inner core tire 7, the shape of the inner circle of the outer core tire 6 is matched with the shape of the outer circle of the inner core tire 7, the outer core tire 6 is formed by splicing four tire halves, four limit pins 9 are fixed on the outer wall of the inner core tire 7, and the four limit pins 9 are respectively inserted between the gaps of the four tire halves. The top ends of the four tyre segments are provided with connecting steps 5, and the edges of the pressing plate 1 are pressed on the connecting steps 5 of the four tyre segments. The vertical screw rod 4 that is connected with in 7 tops of inner core child, the screw rod 4 passes through the nut to be fixed on the end cover at 7 tops of inner core child, 1 top of clamp plate is rotated and is connected with lifting tab 3, it has the lewis hole to open on the lifting tab 3, screw rod 4 passes behind the roof with 3 threaded connection of lifting tab, also open four through-holes 2 on the clamp plate 1, four through-holes 2 equipartitions are on clamp plate 1, four through-holes 2 on the clamp plate 1 align with through-hole 2 on the inner core child 7, it has four frock holes 16 to go back the equipartition on the clamp plate 1.
Referring to fig. 4, an annular connecting groove 14 is formed in the bottom plate 11, an annular fixing plate 10 is fastened above the outer edge of the connecting groove 14 through bolts, the bottom ends of the four tire halves are bent outwards to form a connecting head 15, a connecting space for accommodating the connecting head 15 is formed between the fixing plate 10 and the connecting groove 14, and the connecting head 15 is slidably connected in the connecting space. Four through holes 2 are also formed in the bottom plate 11, the four through holes 2 are uniformly distributed on the bottom plate 11, the four through holes 2 are located in the ring of the connecting groove 14, and the four through holes 2 in the bottom plate 11 are aligned with the four through holes 2 in the bottom of the inner core tire 7 one by one. The bottom of the bottom plate 11 is also provided with a bayonet 13, and the bayonet 13 is communicated with the through hole 2 on the bottom plate 11.
The specific implementation process is as follows:
under initial state, inner core child 7 is located the bottom of outer core child 6, can leave great clearance between the excircle of outer core child 6 and the interior circle towards the piece, conveniently overlaps towards the piece on outer core child 6, realizes stacking towards the piece. After the punching sheets are stacked, the lifting tabs 3 are rotated, the lifting tabs 3 are connected to the pressing plate 1 in a rotating mode, the screw rods 4 are in threaded connection with the lifting tabs 3, the lifting tabs 3 can drive the screw rods 4 to move upwards when rotating in the forward direction, the screw rods 4 drive the inner core tire 7 to move upwards, the outer circle of the inner core tire 7 in the conical frustum shape interacts with the inner circle of the outer core tire 6 to extrude tire flaps outwards, the tire flaps are enabled to abut against the inner circle of the punching sheets, the inner circle of the iron core 8 is tidy, and the effect of stacking the punching sheets is guaranteed.
After 8 processing of iron core were accomplished, the antiport lifting tab 3, lifting tab 3 moved down through screw rod 4 drive inner core child 7 and reset, left the clearance between inner core child 7 and the outer core child 6 this moment, four child lamellas were inwards strikeed to the manual work for leave sufficient clearance between child lamella and the iron core 8, conveniently hoist out iron core 8, pull the interior circle of iron core 8 when avoiding hoisting out, also avoid the excircle wearing and tearing of outer core child 6, prolonged the life of frock. Four stop pins 9 fixed on the inner core tyre 7 are clamped in the gaps of the four tyre lobes, so that the influence on the movement of the tyre lobes caused by the offset between the two adjacent tyre lobes can be avoided.
The utility model adopts the split core tyre, the excircle of the core tyre can be adjusted, a gap between the core tyre and the iron core 8 is reserved during lamination, lamination is convenient, the core tyre is expanded after lamination is completed so as to tidy the inner circle of the iron core 8, and the excircle of the core tyre can be adjusted and reduced after the iron core 8 is processed, so that the gap is reserved, the iron core 8 is hung out, and the iron core 8 is prevented from being pulled.
The foregoing is merely an example of the present invention and common general knowledge of known specific structures and features of the embodiments is not described herein in any greater detail. It should be noted that, for those skilled in the art, without departing from the structure of the present invention, several changes and modifications can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent. The scope of the claims of the present application shall be determined by the contents of the claims, and the description of the embodiments and the like in the specification shall be used to explain the contents of the claims.
Claims (10)
1. Decide rotor and fold and press tight frock of expanding, its characterized in that: including the bottom plate, the clamp plate, outer core child and inner core child, the inner core child is frustum of a cone type and path section up, outer core child cover is established outside the inner core child, the interior circle of outer core child is the shape that matches with the excircle of inner core child, outer core child is formed by a plurality of child lamella amalgamations, child lamella bottom and bottom plate sliding connection, child lamella top and clamp plate sliding connection, inner core child top is fixed with vertical screw rod, the clamp plate top is rotated and is connected with the lifting strap, the screw rod pass behind the roof with lifting strap threaded connection.
2. The stator and rotor laminating and expanding tool according to claim 1, characterized in that: the inner core tyre is hollow.
3. The stator and rotor laminating and expanding tool according to claim 2, characterized in that: the top and the bottom of the inner core tire are both provided with a plurality of through holes.
4. The stator and rotor laminating and expanding tool according to claim 3, characterized in that: the outer wall of the inner core tire is provided with a plurality of limiting pins, and the limiting pins are inserted between two adjacent tire flaps.
5. The stator and rotor laminating and expanding tool according to claim 4, characterized in that: the top of the tyre petal is provided with a connecting step which is used for being connected with the pressing plate in a matching way, and the pressing plate is also provided with a through hole.
6. The stator and rotor laminating and expanding tool according to claim 5, characterized in that: the pressing plate is also provided with a tool hole.
7. The stator and rotor laminating and expanding tool according to claim 6, characterized in that: the connecting head is formed by outwards bending the bottom end of the tire flap, the connecting groove is formed in the bottom plate, a limiting part used for limiting the tire flap is arranged above the connecting groove, a connecting space used for accommodating the connecting head is formed between the limiting part and the connecting groove, and the connecting head is connected in the connecting space in a sliding mode.
8. The stator and rotor laminating and expanding tool according to claim 7, characterized in that: the locating part includes the fixed plate, and the connection can be dismantled in the fixed plate in the spread groove top.
9. The stator and rotor laminating and expanding tool according to claim 8, characterized in that: the bottom of the bottom plate is provided with a bayonet.
10. The stator and rotor laminating and expanding tool according to claim 9, characterized in that: a plurality of through holes are also formed in the bottom plate, the through holes in the bottom plate are communicated with the bayonet, and the through holes in the bottom plate, the inner core tire and the pressing plate are aligned in the vertical direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122384422.1U CN216086424U (en) | 2021-09-29 | 2021-09-29 | Stator and rotor laminating expansion tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122384422.1U CN216086424U (en) | 2021-09-29 | 2021-09-29 | Stator and rotor laminating expansion tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216086424U true CN216086424U (en) | 2022-03-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122384422.1U Active CN216086424U (en) | 2021-09-29 | 2021-09-29 | Stator and rotor laminating expansion tool |
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| Country | Link |
|---|---|
| CN (1) | CN216086424U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115504369A (en) * | 2022-11-24 | 2022-12-23 | 苏州保邦电气有限公司 | Hoisting tool |
-
2021
- 2021-09-29 CN CN202122384422.1U patent/CN216086424U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115504369A (en) * | 2022-11-24 | 2022-12-23 | 苏州保邦电气有限公司 | Hoisting tool |
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