CN112737243A - Rotor core's pressure equipment that folds - Google Patents
Rotor core's pressure equipment that folds Download PDFInfo
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- CN112737243A CN112737243A CN202011641881.7A CN202011641881A CN112737243A CN 112737243 A CN112737243 A CN 112737243A CN 202011641881 A CN202011641881 A CN 202011641881A CN 112737243 A CN112737243 A CN 112737243A
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- rotor core
- plate
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- screw
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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
- H02K15/02—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines of stator or rotor bodies
- H02K15/03—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines of stator or rotor bodies having permanent magnets
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- Manufacturing & Machinery (AREA)
- Power Engineering (AREA)
- Manufacture Of Motors, Generators (AREA)
Abstract
The invention discloses a laminating device of a rotor core, which relates to the technical field of laminating of the rotor core, wherein a first plate is sleeved on a mandrel, a second plate is detachably arranged at the bottom of the mandrel, the rotor core to be inserted with magnetic steel is arranged between the first plate and the second plate, the first plate is provided with concave holes, the concave holes correspond to magnetic steel grooves on the rotor core one by one, the second plate and the mandrel are fixed, the mandrel is sequentially sleeved with a required number of rotor punching sheets and the first plate, the first plate is used for laminating the rotor punching sheets, so that the rotor punching sheets are fixed between the first plate and the second plate, magnetic steel glue is coated in the magnetic steel groove at the uppermost layer of the rotor punching sheets through the concave holes on the first plate, and the magnetic steel is inserted into the magnetic steel grooves along the concave holes; and after the rotor core is cured, the second plate is taken down, the rotor core is taken out from the device, and then the first plate is taken out from the mandrel.
Description
Technical Field
The invention relates to the technical field of rotor core lamination, in particular to a lamination device of a rotor core.
Background
The rotor core component is generally formed by stacking a plurality of rotor punching sheets, and the quality of the assembly quality plays a significant role in the overall performance index of the motor. At present, in order to reduce the weight of a rotor core and the initial rotor unbalance degree, a magnetic steel fixing mode in the rotor core of a motor is developed from encapsulation to coating of special magnetic steel glue, the magnetic steel glue-containing rotor core can be coated and inserted with magnetic steel after the punching sheets are laminated to a specified height through punching equipment, the equipment investment is high, and the requirement of small-batch or prototype stage verification production is not met.
Disclosure of Invention
1. Technical problem to be solved by the invention
The invention provides a laminating device of a rotor core, aiming at the technical problem that stamping equipment is not suitable for producing the rotor core containing magnetic steel glue in small batch, the rotor core is arranged between a first plate and a second plate, the device is simple to manufacture, low in cost and suitable for trial production and small batch production of a prototype of the rotor core containing the magnetic steel glue.
2. Technical scheme
In order to solve the problems, the technical scheme provided by the invention is as follows: the utility model provides a rotor core folds and presses device, includes dabber, first board and second board, the first board cover is established at the spindle, second board demountable installation is in the bottom of dabber, and the rotor core that waits to insert the magnet steel is arranged in between first board and the second board, the first board is equipped with the shrinkage pool, the magnet steel groove one-to-one on shrinkage pool and the rotor core.
Optionally, still include the clamp plate, the clamp plate is equipped with first notch, the dabber is close to the one end of first board and is equipped with the second notch with first notch complex, a terminal surface and the first board of clamp plate are contradicted, another terminal surface and the dabber of clamp plate are inconsistent.
Optionally, the second plate further comprises a screw, a first screw hole matched with the screw is formed in the bottom of the mandrel, and a second screw hole matched with the screw is formed in the second plate.
Optionally, an end face of the second plate contacting the rotor core is coated with grease.
Optionally, the first plate is made of an aluminum alloy.
Optionally, the outer side wall of the mandrel is provided with a groove, and the inner side walls of the first plate and the rotor core are provided with a projection matched with the groove.
Optionally, the end face of the second plate contacting the rotor core is provided with a limiting hole, and the limiting hole is in interference fit with the bottom of the mandrel.
Optionally, the screw includes the nut and the screw rod of being connected perpendicularly with the nut, the diameter of second screw is greater than the diameter of screw rod, the diameter of second screw is less than the diameter of nut.
Optionally, the end face, far away from the rotor core, of the second plate is provided with a counter bore, the counter bore is communicated with the second screw hole, the diameter of the counter bore is larger than that of the screw cap, and the depth of the counter bore is larger than the thickness of the screw cap.
Optionally, the diameter of the second plate is smaller or larger than the diameter of the rotor core.
3. Advantageous effects
Compared with the prior art, the technical scheme provided by the invention has the following beneficial effects:
(1) when the laminating device for the rotor core is used, the second plate is fixed with the core shaft, the required number of rotor punching sheets and the first plate are sleeved on the core shaft in sequence, the first plate is used for laminating the rotor punching sheets, so that the rotor punching sheets are fixed between the first plate and the second plate, magnetic steel glue is coated in a magnetic steel groove at the uppermost layer of the rotor punching sheets through concave holes in the first plate, and the magnetic steel is inserted into the magnetic steel groove along the concave holes; and after the rotor core is cured, the second plate is taken down, the rotor core is taken out from the device, and then the first plate is taken out from the mandrel.
(2) The utility model provides a rotor core folds and presses device, when the first board pressed on the iron core, the clamp plate set up at the dabber through first notch and second notch cooperation, and the up end of dabber second open slot slightly is lighter than the thickness of clamp plate to the distance of first board, makes the both ends face of clamp plate conflict first board and dabber respectively, plays the effect of fixed first board, guarantees rotor core and folds and press the coefficient, makes folding of iron core press the effect better.
Drawings
Fig. 1 is a schematic overall structure diagram of a rotor core lamination apparatus according to an embodiment of the present invention;
fig. 2 is an exploded view of a lamination apparatus of a rotor core according to an embodiment of the present invention;
fig. 3 is a schematic view of a first screw hole and a second screw hole of a lamination device for a rotor core according to an embodiment of the present invention.
Detailed Description
For a further understanding of the present invention, reference will now be made in detail to the embodiments illustrated in the drawings.
The present application will be described in further detail with reference to the following drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the relevant invention and not restrictive of the invention. It should be noted that, for convenience of description, only the portions related to the present invention are shown in the drawings. The terms first, second, and the like in the present invention are provided for convenience of describing the technical solution of the present invention, and have no specific limiting effect, but are all generic terms, and do not limit the technical solution of the present invention. It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., 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, but 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 invention. 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 meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art. The technical solutions in the same embodiment and the technical solutions in different embodiments can be arranged and combined to form a new technical solution without contradiction or conflict, and the technical solutions are within the scope of the present invention.
Example 1
Combine attached 1-3, the rotor core of this embodiment fold and press device, including dabber 3, first board 1 and second board 2, 1 covers of first board is established at dabber 3, 2 demountable installation of second board are in the bottom of dabber 3, and the rotor core 5 of magnet steel is waited to insert is arranged in between first board 1 and the second board 2, first board 1 is equipped with shrinkage pool 11, shrinkage pool 11 and the magnetic steel groove 51 one-to-one on the rotor core 5. The rotor core 5 is formed by laminating rotor punching sheets, when in use, the second plate 2 and the core shaft 3 are fixed, the core shaft 3 is sequentially sleeved with the rotor punching sheets and the first plates 1 with required quantity, the first plates 1 are used for laminating the rotor punching sheets, so that the rotor punching sheets are fixed between the first plates 1 and the second plates 2, magnetic steel glue is coated in a magnetic steel groove 51 at the uppermost layer of the rotor punching sheets through concave holes 11 on the first plates 1, and magnetic steel is inserted into the magnetic steel groove 51 along the concave holes 11; after the rotor core 5 is cured, the second plate 2 is taken down, the rotor core 5 is taken out from the device, and then the first plate 1 is taken out from the mandrel 3.
Example 2
With reference to fig. 1 to 3, compared with the technical solution of embodiment 1, the lamination apparatus for a rotor core of the present embodiment may be improved as follows: still include clamp plate 4, clamp plate 4 is equipped with first notch 41, the one end that dabber 3 is close to first board 1 is equipped with first notch 41 complex second notch 31, a terminal surface and the conflict of first board 1 of clamp plate 4, another terminal surface and the dabber 3 of clamp plate 4 are inconsistent. When first board 1 pressed the iron core on, clamp plate 4 set up on dabber 3 through first notch 41 and the cooperation of second notch 31, and the up end of 3 second open slots of dabber is slightly less than the thickness of clamp plate 4 to the distance of first board 1, makes the both ends face of clamp plate 4 conflict first board 1 and dabber 3 respectively, plays the effect of fixed first board 1, guarantees rotor core 5 and folds and press the coefficient, makes folding of iron core press the effect better.
Example 3
With reference to fig. 1-3, the lamination device for rotor core of the present embodiment can be improved as follows compared with the technical solutions of embodiment 1 or 2: the novel metal plate is characterized by further comprising a screw 6, a first screw hole 32 matched with the screw 6 is formed in the bottom of the mandrel 3, and a second screw hole 21 matched with the screw 6 is formed in the second plate 2. Screw 6 passes second screw 21 and first screw 32 in proper order, makes second board 2 and dabber 3 can dismantle the connection, accomplishes the back when rotor core 5 solidification, screws out screw 6, takes off second board 2, is convenient for take out rotor core 5 from dabber 3 easy operation.
Example 4
With reference to fig. 1 to 3, compared with any of the embodiments 1 to 3, the lamination apparatus for a rotor core of the present embodiment may be improved as follows: the end face of the second plate 2 contacting the rotor core 5 is coated with grease. Fat liquoring can prevent rotor core 5 and the adhesion of second board 2 looks, and after 5 solidification completions of rotor core, the separation of being convenient for.
Example 5
With reference to fig. 1 to 3, compared with any of the embodiments 1 to 4, the lamination apparatus for a rotor core of the present embodiment may be improved as follows: the first plate 1 is made of aluminum alloy. In this embodiment, the first plate 1 is made of an aluminum alloy material, and has no magnetism, so that the attraction force generated when the magnetic steel is inserted can be effectively avoided.
Example 6
With reference to fig. 1 to 3, compared with any of the embodiments 1 to 5, the lamination apparatus for a rotor core of the present embodiment may be improved as follows: the outer side wall of the mandrel 3 is provided with a groove 33, and the inner side walls of the first plate 1 and the rotor core 5 are both provided with a lug 12 matched with the groove 33. When first board 1 and rotor core 5 cover were established on dabber 3, lug 12 and recess 33's cooperation made first board 1, rotor core 5 more fixed for dabber 3's position, and it is better to rotor core 5 fold pressure effect, and dabber 3 and rotor core 5 adopt little interference fit, guarantee rotor core 5 and fold the concentricity after pressing.
Example 7
With reference to fig. 1 to 3, compared with any of the embodiments 1 to 6, the lamination apparatus for a rotor core of the present embodiment may be improved as follows: the terminal surface that second board 2 and rotor core 5 contact is equipped with spacing hole 22, spacing hole 22 and the bottom interference fit of dabber 3. The diameter of spacing hole 22 slightly is less than the diameter of 3 bottoms of dabber, makes spacing hole 22 and 3 bottom interference fit of dabber, makes dabber 3 and second board 2 can not rock relatively after passing through screw 6 and be connected, and is more firm.
Example 8
With reference to fig. 1 to 3, the lamination apparatus for a rotor core according to the present embodiment can be improved as follows, compared with any one of the embodiments 1 to 7: the screw 6 comprises a screw cap 61 and a screw rod 62 vertically connected with the screw cap 61, the diameter of the second screw hole 21 is larger than that of the screw rod 62, and the diameter of the second screw hole 21 is smaller than that of the screw cap 61. The diameter of the second screw hole 21 is larger than the diameter of the screw 62 but smaller than the diameter of the nut 61, so that the nut 61 is restricted outside the second screw hole 21 and functions to connect the second plate 2 and the core shaft 3.
Example 9
With reference to fig. 1 to 3, compared with any of the embodiments 1 to 8, the lamination apparatus for a rotor core of the present embodiment may be improved as follows: the terminal surface that rotor core 5 was kept away from to second board 2 is equipped with counter bore 23, counter bore 23 and second screw 21 intercommunication, the diameter of counter bore 23 is greater than the diameter of nut 61, the degree of depth of counter bore 23 is greater than the thickness of nut 61. Counter bore 23 ensures that nut 61 can sink completely into the bore, making the end face of second plate 2 away from rotor core 5 be a plane when using screw 6 to connect mandrel 3 and second plate 2, facilitating placement.
Example 10
With reference to fig. 1 to 3, the lamination apparatus for a rotor core according to the present embodiment can be improved as follows, compared with any one of the embodiments 1 to 9: the diameter of the second plate 2 is smaller or larger than the diameter of the rotor core 5. In this embodiment, the diameter of second board 2 is less than rotor core 5's diameter, and the diameter of second board 2 is inequality with rotor core 5's diameter, makes rotor core 5 fold and presses the completion back, is convenient for separate second board 2 and rotor core 5, takes off second board 2. In other embodiments, the diameter of the second plate 2 may be larger than the diameter of the rotor core 5.
The present invention and its embodiments have been described above schematically, without limitation, and what is shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. Therefore, if the person skilled in the art receives the teaching, without departing from the spirit of the invention, the person skilled in the art shall not inventively design the similar structural modes and embodiments to the technical solution, but shall fall within the scope of the invention.
Claims (10)
1. The utility model provides a rotor core folds and presses device, its characterized in that, includes dabber, first board and second board, first board cover is established at the spindle, second board demountable installation is in the bottom of dabber, and the rotor core who waits to insert the magnet steel is arranged in between first board and the second board, the first board is equipped with the shrinkage pool, the magnet steel groove one-to-one on shrinkage pool and the rotor core.
2. A laminating apparatus for a rotor core according to claim 1, further comprising a pressing plate, wherein the pressing plate is provided with a first notch, one end of the core shaft adjacent to the first plate is provided with a second notch matching with the first notch, one end surface of the pressing plate abuts against the first plate, and the other end surface of the pressing plate abuts against the core shaft.
3. A laminating apparatus for a rotor core according to claim 1, further comprising a screw, wherein the bottom of the core shaft is provided with a first screw hole for engaging with the screw, and the second plate is provided with a second screw hole for engaging with the screw.
4. A laminating apparatus for a rotor core according to claim 1, wherein an end face of the second plate contacting the rotor core is greased.
5. A laminating apparatus for a rotor core according to claim 1, wherein the first plate is of an aluminium alloy.
6. A rotor core lamination apparatus according to claim 1, wherein the mandrel is provided with a groove on an outer side wall thereof, and the first plate and the rotor core are provided with a projection engaging with the groove on an inner side wall thereof.
7. The laminating apparatus for a rotor core according to claim 1, wherein a limiting hole is provided in an end surface of the second plate contacting the rotor core, and the limiting hole is in interference fit with a bottom of the mandrel.
8. The laminating apparatus for a rotor core according to claim 3, wherein said screw includes a nut and a screw rod perpendicularly connected to the nut, and wherein a diameter of said second screw hole is larger than a diameter of the screw rod, and a diameter of said second screw hole is smaller than a diameter of the nut.
9. The laminating apparatus for a rotor core according to claim 8, wherein an end surface of said second plate remote from said rotor core is provided with a countersunk hole, said countersunk hole is communicated with said second screw hole, a diameter of said countersunk hole is larger than a diameter of said nut, and a depth of said countersunk hole is larger than a thickness of said nut.
10. A laminating apparatus for a rotor core according to any one of claims 1 to 9, wherein the diameter of the second plate is smaller or larger than the diameter of the rotor core.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010598451 | 2020-06-28 | ||
| CN2020105984515 | 2020-06-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112737243A true CN112737243A (en) | 2021-04-30 |
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ID=75609085
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011641881.7A Pending CN112737243A (en) | 2020-06-28 | 2020-12-31 | Rotor core's pressure equipment that folds |
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| Country | Link |
|---|---|
| CN (1) | CN112737243A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114825803A (en) * | 2022-06-28 | 2022-07-29 | 南通特美特工具有限公司 | Motor rotor lamination press-fitting equipment |
-
2020
- 2020-12-31 CN CN202011641881.7A patent/CN112737243A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114825803A (en) * | 2022-06-28 | 2022-07-29 | 南通特美特工具有限公司 | Motor rotor lamination press-fitting equipment |
| CN114825803B (en) * | 2022-06-28 | 2022-09-06 | 南通特美特工具有限公司 | Motor rotor lamination press-fitting equipment |
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