CN205105010U - Electric machine - Google Patents
Electric machine Download PDFInfo
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- CN205105010U CN205105010U CN201520892958.6U CN201520892958U CN205105010U CN 205105010 U CN205105010 U CN 205105010U CN 201520892958 U CN201520892958 U CN 201520892958U CN 205105010 U CN205105010 U CN 205105010U
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- stator
- end cap
- end cover
- motor
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Abstract
The utility model discloses an electric machine relates to electric machine technical field for optimize electric machine's structure. This electric machine includes end cover and stator, and the both ends of stator are located to the end cover, the first end cover and the fitting surface between the stator of end cover are equipped with the arch that prevents first end cover and stator and break away from. Above -mentioned technical scheme is equipped with the arch on the fitting surface of first end cover and stator, on first end cover can be located to the arch, on the stator or set up on first end cover and stator simultaneously. Through setting up the arch, increase the frictional force between first end cover and the stator for connection between first end cover and the stator is more firm.
Description
Technical field
The utility model relates to technical field of motors, is specifically related to a kind of motor.
Background technology
Motor is primarily of parts compositions such as stator, rotor, casing, end caps.End cap is located at the two ends of stator, adopts interference fit between end cap and stator.
Inventor finds, at least there is following problems: adopt stator and end cap interference fit to ensure adhesion in prior art, but the magnitude of interference can not well ensure, causes motor reliability poor in prior art.
Utility model content
One of them object of the present utility model proposes a kind of motor, in order to improve the reliability of motor.
For achieving the above object, the utility model provides following technical scheme:
The utility model provides a kind of motor, comprises end cap and stator, and described end cap is located at the two ends of described stator; Wherein, the mating surface between the first end cap of described end cap and described stator is provided with the projection preventing described first end cap and described stator from departing from.
In an alternate embodiment of the invention, described projection is located at described first end cap and/or described stator.
In an alternate embodiment of the invention, described projection is the riveting point that in adopting, the method for punching is formed.
In an alternate embodiment of the invention, described first end cap and described stator one of them be provided with draw-in groove, another is provided with buckle; Described buckle coordinates with described draw-in groove.
In an alternate embodiment of the invention, the second end cap of described end cap is connected with described stator injection moulding.
In an alternate embodiment of the invention, described second end cap is provided with the through hole allowing injection molding material to pass through.
Based on technique scheme, the utility model embodiment at least can produce following technique effect:
Technique scheme is provided with projection on the mating surface of the first end cap and stator, and projection can be located at that first end covers, on stator or arrange on the first end cap and stator simultaneously.By arranging projection, increasing the frictional force between the first end cap and stator, making the connection between the first end cap and stator more firm, with this, reliability of motor being increased.
Accompanying drawing explanation
Accompanying drawing described herein is used to provide further understanding of the present utility model, and form a application's part, schematic description and description of the present utility model, for explaining the utility model, is not formed improper restriction of the present utility model.In the accompanying drawings:
The electric machine structure schematic diagram one that Fig. 1 provides for the utility model one embodiment;
The electric machine structure schematic diagram two that Fig. 2 provides for the utility model one embodiment;
The motor first end cap structural representation that Fig. 3 provides for the utility model one embodiment;
The motor second end cover structure schematic diagram that Fig. 4 provides for the utility model one embodiment;
Riveting point close-up schematic view is rushed in the motor that Fig. 5 provides for the utility model one embodiment;
The schematic flow sheet of the motor manufacturing method that Fig. 6 provides for another embodiment of the utility model.
Reference numeral:
1, the first end cap; 2, stator; 3, protruding;
4, the second end cap; 5, buckle; 6, draw-in groove;
7, through hole.
Embodiment
Below in conjunction with the elaboration that Fig. 1 ~ Fig. 6 carries out specifically to the technical scheme that the utility model provides.
See Fig. 1 to Fig. 5, the utility model embodiment provides a kind of motor, and comprise end cap and stator 2, end cap is located at the two ends of stator 2; Wherein, the mating surface between the first end cap 1 of end cap and stator 2 is provided with the projection 3 preventing the first end cap 1 and stator 2 from departing from.
Still can adopt interference fit between first end cap 1 and stator 2, technique scheme has been set up protruding 3, protruding 3 at both mating surfaces and can be located on the first end cap 1, on stator 2 or setting on the first end cap 1 and stator 2 simultaneously.Frictional force between the first end cap 1 and stator 2 can be increased by arranging protruding 3, making the connection between the first end cap 1 and stator 2 more firm.
See Fig. 2 and Fig. 5, hold above-mentioned, protruding 3 are located at the first end cap 1 and/or stator 2.In the present embodiment, so that projection 3 is located at the first end cap 1, stator 2 structural rate first end cap 1 is complicated, projection 3 is located at the first end cap 1 and manufactures more simple.
See Fig. 2 and Fig. 5, further, protruding 3 is the riveting point that in adopting, the method for punching is formed.
See Fig. 1 and Fig. 3, the first end cap 1 and stator 2 one of them be provided with draw-in groove 6, another is provided with buckle 5; Buckle 5 coordinates with draw-in groove 6.In the present embodiment, particularly, the first end cap 1 is provided with buckle 5, and stator 2 is provided with draw-in groove 6, and buckle 5 coordinates with draw-in groove 6.
After first end cap 1 closing lid, buckle 5 is pressed into draw-in groove 6, as shown in Figure 1, Figure 3, this structure effectively can increase the first end cap 1 and the adhesion of injection moulded stator 2, improves electric machine structure reliability.
See Fig. 1 and Fig. 4, the second end cap 4 of end cap is connected with stator 2 injection moulding.This mode is conducive to the overall construction intensity increasing stator 2, increases the pulling capacity that stator 2 can bear.
See Fig. 4, further, the second end cap 4 is provided with the through hole 7 allowing injection molding material to pass through.Second end cap 4 is injected on stator 2, and through hole 7 can make injection molding material flow through, and the injection molding material on the second end cap 4 both sides is connected together, and become as a whole like this, adhesion just increases, and the pulling capacity that stator 2 can bear increases.Through hole 7 can be crisscross arranged, to make injection molding material Uniform Flow.
First end cap 1, second end cap 4 all can perforate to stretch out armature spindle, this kind of structure is applicable to multiple mounting structure.
The motor that technique scheme provides, structure is reliable, and whole motor structure is beneficial to automated production simultaneously, enhances productivity, and saves human cost.
Another embodiment of the utility model provides a kind of motor manufacturing method, and it may be used for the motor that the above-mentioned arbitrary technical scheme of manufacture provides.See Fig. 6, the method comprises the steps:
Step S1, assembling end cap and stator.Particularly, be that the first end cap and the second end cap are installed on stator.
Step S2, mating surface between first end cap and stator of end cap arrange the projection preventing the first end cap and stator from departing from.
Projection can be located at the first end cap and/or stator, specifically see mentioned above.In step s 2, the method for interior punching is preferably adopted to be formed on the first end cap and/or stator as protruding riveting point.Operation is simple and reliable for which.After motor closing lid, the method of punching in adopting, recruitment is contained in the some riveting points of the first end cap inner ring punching, the matching allowance of the first end cap with injection moulded stator can be increased, promote frictional force, thus increase the first end cap and stator adhesion, ensure its adhesion requirement, improve motor reliability, reach the effect preventing the first end cap from coming off.
Adopt the motor that technique scheme manufactures, the connection between its first end cap and stator is more solid and reliable.
Further, before above-mentioned steps S1, wound stator, stator injection moulding can also be comprised the steps:, manufacture rotor assembly.
For improving the automaticity of motor manufacturing, following manner can be adopted to complete wound stator operation: to the stator core of stator adopt just around-back-roll-just around automatic winding mode, complete wound stator.
Stator injection moulding adopts following manner to realize solving the flash problem of bore of stator: carry out stator injection moulding after core rod being pressed into the wound stator inner chamber that coiling completes.
Manufacture rotor can adopt following manner: by plastic packaging mold by magnetic shoe and rotor core plastic integral, to manufacture rotor.Rotor adopts the mode of plastic magnetic shoe, and rotor core and magnetic shoe are passed through plastic wraps integral, this kind of structural reliability is high, and required manpower reduces, and can produce by multistation, and production efficiency is high.
Provide the specific embodiment of a motor manufacturing method below, its step is as follows:
Wound stator: be carry out winding operation in stator core.Concrete steps are: by stator core by automatic plug-in mounting skeleton; Then adopt just around-back-roll-just around automatic winding mode, complete coiling; Finally carry out automatically becoming circle welding, complete wound stator coiling.Above-mentioned automatic winding mode, single-phase coiling speed is significantly promoted, and automaticity is higher.Wound stator adopts automatic needle inserting, slotting skeleton, the automatically automatic production line such as Cheng Yuan, automatic welding, effectively improves the production efficiency of stator, and saves manpower.
Stator injection moulding: be that injection operation is carried out to wound stator.Concrete steps are: first taken out by the core rod of injection moulded stator mould, be then placed in frock by the wound stator wound; Core rod is arranged on equipment, by pressure, core rod is pressed into the inner chamber of wound stator; Take out wound stator and the whole part of core rod afterwards, move in injection mold, place; Determine core rod position and wound stator position errorless after, start to merge mould, preheating completes injection moulding.The stator peripheral of motor is enclosed with insulating material, the injection molding manner of its stator adopts expansion type, by being separated with injection moulding die cavity by core rod, first by equipment, core rod is pressed into separately wound stator inner chamber, then whole core rod and wound stator are transferred on injection molding machine together, injection moulding is carried out to it.This mode can ensure that dimensional accuracy well, the product quality such as circularity and concentricity, effectively prevents bore of stator flash simultaneously.
Make rotor assembly, its concrete steps are: by plastic packaging mold by magnetic shoe and rotor core plastic integral to manufacture rotor; Then armature spindle and bearing are installed, complete rotor assembly and make.This mode efficiency is high, and human cost is low.
Motor is assembled, and its concrete steps are: be assembled to by rotor assembly in injection moulded stator; Then frock closing lid is carried out; After closing lid, complete buckle press-in draw-in groove; Carry out interior punching by the mating surface of frock to the first end cap and stator again, complete motor assembling.
Above-mentioned is only one of execution mode of wherein a kind of motor assembling, and this Standard is simple, and process steps is few, is applicable to comparatively high automation production requirement.
In description of the present utility model, it will be appreciated that, term " " center ", " longitudinal direction ", " transverse direction ", " front ", " afterwards ", " left side ", " right side ", " vertically ", " level ", " top ", " end ", " interior ", orientation or the position relationship of the instruction such as " outward " are based on orientation shown in the drawings or position relationship, only for ease of describing the utility model and simplified characterization, instead of instruction or infer the device of indication or element must have specific orientation, for specific azimuth configuration and operation, thus the restriction to the utility model protection content can not be interpreted as.
If employ the word such as " first ", " second " herein to limit parts, those skilled in the art should know: the use of " first ", " second " is only used to be convenient to describe the utility model and simplified characterization, as do not stated in addition, the implication that above-mentioned word is not special.
Last it is noted that above embodiment is only in order to illustrate the technical solution of the utility model, be not intended to limit; Although be described in detail the utility model with reference to previous embodiment, those of ordinary skill in the art is to be understood that: it still can be modified to the technical scheme described in foregoing embodiments, or equivalent replacement is carried out to wherein portion of techniques feature, but these amendments or replacement, do not make the essence of appropriate technical solution depart from the spirit and scope of each embodiment technical scheme of the utility model.
Claims (6)
1. a motor, is characterized in that, comprise end cap and stator (2), described end cap is located at the two ends of described stator (2); Wherein, the mating surface between first end cap (1) of described end cap and described stator (2) is provided with the projection (3) preventing described first end cap (1) and described stator (2) from departing from.
2. motor according to claim 1, is characterized in that, described projection (3) is located at described first end cap (1) and/or described stator (2).
3. motor according to claim 1, is characterized in that, described projection (3) is the riveting point that in adopting, the method for punching is formed.
4. motor according to claim 1, is characterized in that, described first end cap (1) and described stator (2) one of them be provided with draw-in groove (6), another is provided with buckle (5); Described buckle (5) coordinates with described draw-in groove (6).
5., according to the arbitrary described motor of claim 1-4, it is characterized in that, second end cap (4) of described end cap is connected with described stator (2) injection moulding.
6. motor according to claim 5, is characterized in that, described second end cap (4) is provided with the through hole (7) allowing injection molding material to pass through.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520892958.6U CN205105010U (en) | 2015-11-09 | 2015-11-09 | Electric machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520892958.6U CN205105010U (en) | 2015-11-09 | 2015-11-09 | Electric machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205105010U true CN205105010U (en) | 2016-03-23 |
Family
ID=55520763
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520892958.6U Active CN205105010U (en) | 2015-11-09 | 2015-11-09 | Electric machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205105010U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105262248A (en) * | 2015-11-09 | 2016-01-20 | 珠海格力节能环保制冷技术研究中心有限公司 | Motor and manufacturing method thereof |
| CN109301952A (en) * | 2018-10-29 | 2019-02-01 | 珠海凯邦电机制造有限公司 | End cover clamping structure and plastic package motor |
| CN111969752A (en) * | 2020-08-12 | 2020-11-20 | 东莞维奥电机科技有限公司 | High-concentricity heat dissipation motor shell and manufacturing process thereof |
-
2015
- 2015-11-09 CN CN201520892958.6U patent/CN205105010U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105262248A (en) * | 2015-11-09 | 2016-01-20 | 珠海格力节能环保制冷技术研究中心有限公司 | Motor and manufacturing method thereof |
| CN109301952A (en) * | 2018-10-29 | 2019-02-01 | 珠海凯邦电机制造有限公司 | End cover clamping structure and plastic package motor |
| CN111969752A (en) * | 2020-08-12 | 2020-11-20 | 东莞维奥电机科技有限公司 | High-concentricity heat dissipation motor shell and manufacturing process thereof |
| CN111969752B (en) * | 2020-08-12 | 2021-07-23 | 东莞维奥电机科技有限公司 | High-concentricity heat dissipation motor shell and manufacturing process thereof |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |