CN108448782A - A kind of micro motor shell and its production moulding process - Google Patents
A kind of micro motor shell and its production moulding process Download PDFInfo
- Publication number
- CN108448782A CN108448782A CN201810341884.5A CN201810341884A CN108448782A CN 108448782 A CN108448782 A CN 108448782A CN 201810341884 A CN201810341884 A CN 201810341884A CN 108448782 A CN108448782 A CN 108448782A
- Authority
- CN
- China
- Prior art keywords
- motor shell
- splice ends
- micro motor
- bending
- moulding process
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
-
- 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
- H02K15/14—Casings; Enclosures; Supports
Abstract
The invention discloses a kind of micro motor shells, cylinder ontology is formed by winding as a result of sheet metal, the first splice ends and the second splice ends are recycled to carry out mutual split snapping, so that it is guaranteed that the structural strength of its split, at that time, first end cover, second end cover are coordinated respectively using the first bending tongue, the second bending tongue and third bending tongue etc., fixed comparable convenience.The present invention still further provides the production moulding process of above-mentioned micro motor shell, the technique, which mainly uses for sheet metal continuously wind, is bent into an ontology, to realize disposal molding structure, the technique of winding bending manufacture motor shell is utilized in this way, while ensuring preferable structural strength, it can be adapted for the manufacturing of small lot, for manufacturing cost for the modes such as traditional die casting, cost control is lower.
Description
Technical field
The present invention relates to motor shell technical fields, and in particular to a kind of micro motor shell and its production moulding process.
Background technology
Motor is on current all kinds of mechanical equipments using a kind of quite extensive power-equipment, therefore, the stability of motor
It is the key that it weighs its quality with reliability.Common motor is applied in the field of relatively high power mostly, but there are also
Motor belongs to applied in the small-powers such as electronic equipment, test equipment field.
Outer housing as motor in prior art by for a tube structure, referred to as motor shell, mainly directly adopting
With casting and forming motor shell, to make it have preferable structural strength and stability, but this casting technique is applicable in mostly
In the large batch of manufacturing, if requiring the negligible amounts of production, larger waste is often caused, in view of this, this hair
A person of good sense has made this improvement.
Invention content
The purpose of the invention is to overcome the deficiencies in the prior art, and provide a kind of micro motor shell and its be produced into
Type technique, this motor shell have preferable structural strength, not only manufacturing cost using winding bending disposal molding structure
It is low, and can be adapted for the manufacturing of small lot.
A kind of micro motor shell of the present invention, including cylinder ontology, first end cover and second end cover, the cylinder ontology include
First splice ends and the second splice ends, first splice ends and the mutual split snapping of the second splice ends, the one of the cylinder ontology
End is the first open end for being passed through for transmission shaft, first open end be provided with the first bending tongue, the second bending tongue and
Third bending tongue, the first end cover are provided with corresponding with the first bending tongue, the second bending tongue and third bending tongue respectively lack
Mouthful, the other end of the cylinder ontology is provided with the second open end, and the second end cover coordinates with the second open end.
Preferably, first splice ends are disposed with multiple rounded projections, and the both sides of each rounded projections are set
It is equipped with the first round recess, straight line dimpling portion is provided between two round recess, second splice ends are provided with and circle
The corresponding second round recess of lug boss, the both sides of the circle recess are provided with limiting unit corresponding with the first circle recess.
Preferably, the mating surface of first splice ends is set as inclined surface, the mating surface of second splice ends and the
The mating surface of one splice ends is mutually parallel.
Preferably, the inside of the cylinder ontology is at least pressed equipped with two groups for pasting fixed texture region.
The present invention also provides a kind of production moulding process of micro motor shell comprising following forming step：
Sheet metal is carried out cutting squarely flitch by S1. blanking according to the compact dimensions of cylinder；
S2. trimming cuts the edge of rectangular flitch, and it is bending tongue to retain multiple protrusions；
S3. it is punched, two split edges of rectangular flitch is subjected to punching press, one of edge is stamped into the first splicing
End, the second splice ends are stamped by the edge of the other side；
S4. wind, the rectangular flitch after blanking step be wound into tubular successively by mold, and by the first splice ends and
Second splice ends form snapping；
The motor shell for being wound into tubular is carried out roundness shaping by S5. shaping；
S6. the motor shell that molding is completed is taken out.
Further include embossing step preferably, between S1 and S2 steps, one rectangular flitch is located on the inside of cylinder
Face stamps out Z-Correct bump mapping Z-correct.
Preferably, in S4 steps, including the pre-bending, edge rolling and the snapping that carry out successively.
Further, in pre-bending, rectangular flitch is pre-bent to wave-like by mold, which has successively
First indent segmental arc of connection, concave arc-shaped section and the second indent segmental arc outside middle part；
When edge rolling, arc extension side that the first indent segmental arc and the second indent segmental arc are passed through into mold concave arc-shaped section outside middle part
To progress edge rolling.
Further, concave arc-shaped section is suppressed with planar section used for positioning using mold outside the middle part.
Further, the shaping step includes first time shaping and second of shaping.
The beneficial effects of the invention are as follows：A kind of micro motor shell provided by the invention is logical as a result of sheet metal
It crosses winding and forms cylinder ontology, recycle the first splice ends and the second splice ends to carry out mutual split snapping, so that it is guaranteed that its split
Structural strength, at that time, using the first bending tongue, the second bending tongue and third bending tongue etc. to first end cover, second end cover point
Do not coordinated, fixed comparable convenience.The present invention still further provides the production moulding process of above-mentioned micro motor shell, should
Technique, which mainly uses for sheet metal continuously wind, is bent into an ontology, to realize disposal molding structure, in this way
The technique that motor shell is manufactured using winding bending can be adapted for small lot while ensuring preferable structural strength
It manufactures, for manufacturing cost for the modes such as traditional die casting, cost control is lower.
Description of the drawings
Examples of the present invention will be described by way of reference to the accompanying drawings, wherein：
Fig. 1 is structure of the invention decomposition diagram.
Fig. 2 is the internal structure schematic diagram of cylinder ontology of the present invention.
Fig. 3 is the side view of the cylinder ontology of the present invention.
Fig. 4 is the process flow diagram of the present invention.
In figure：Cylinder ontology -- 1, the first splice ends -- 11, rounded projections -- 111, the first round recess -- 112, straight line
Dimpling portion -- 113, the second splice ends -- 12, the second round recess -- 121, limiting unit -- 122, the first open end -- 13, second
Open end -- 14, the first bending tongue -- 15, the second bending tongue -- 16, third bending tongue -- 17, texture region -- 18, first end
Lid -- 2, notch -- 21, second end cover -- 3.
Specific implementation mode
Any feature disclosed in this specification unless specifically stated can be equivalent or with similar purpose by other
Alternative features are replaced.That is, unless specifically stated, each feature is an example in a series of equivalent or similar characteristics
.
A kind of micro motor shell as shown in Figure 1 to Figure 3, including cylinder ontology 1, first end cover 2 and second end cover 3, the
One end cap, 2 Huo and second end cover 3 are provided with central shaft hole, and the cylinder ontology 1 includes the first splice ends 11 and the second splice ends
12, one end of first splice ends, 11 and second splice ends, 12 mutual split snapping, the cylinder ontology 1 is for for transmission shaft
The first open end 13 passed through, first open end 13 are provided with the first bending tongue 15, the second bending tongue 16 and third bending
Tongue 17, the first end cover 2 are provided with corresponding with the first bending tongue 15, the second bending tongue 16 and third bending tongue 17 respectively lack
The other end of mouth 21, the cylinder ontology 1 is provided with the second open end 14, and the second end cover 3 and the second open end 14 coordinate.By
Cylinder ontology 1 is formed by winding in using sheet metal, the first splice ends 11 and the second splice ends 12 is recycled to carry out mutually
Split snapping, so that it is guaranteed that the structural strength of its split, in the first bending tongue 15, the second bending tongue 16 and third bending tongue 17
Its fold is set to coordinate first end cover 2, second end cover 3 respectively, fixed comparable convenience.
Specifically, first splice ends 11 are disposed with multiple rounded projections 111, each rounded projections
111 both sides are provided with the first round recess 112, are provided with straight line dimpling portion 113 between two round recess, described second spells
It connects end 12 and is provided with second round recess 121 corresponding with rounded projections 111, the both sides of the circle recess are provided with and the
One 112 corresponding limiting unit 122 of round recess.First splice ends 11 and the second splice ends 12 are each other by the first round recess
112, rounded projections 111 carry out snapping, meanwhile, also further snapping is carried out in the first splice ends 11 and the second splice ends 12
Afterwards, the coating shielding glue at connecting sewing, not only adds the first splice ends 11 and the second splice ends 12 using shielding glue
Gu, additionally it is possible to form magnetic shield.
In the technical scheme, the mating surface of first splice ends 11 is set as inclined surface, second splice ends 12
The mating surface of mating surface and the first splice ends 11 be mutually parallel.This inclined surface can be such that the first splice ends 11 and second splice
End 12 formed preferably cooperation, mating surface is bigger, and inclined fit structure be more conducive to increase entire cylinder ontology 1 structure it is strong
Degree.
In the technical scheme, the inside of the cylinder ontology 1 is at least pressed equipped with two groups for pasting fixed texture region
18.The setting of the texture region 18 can facilitate the inner wall of corresponding stator structure etc. and cylinder ontology 1 progress adhesion in motor fixed
Position.
The present invention also provides a kind of production moulding process of micro motor shell as shown in Figure 4 comprising following molding
Step：
Sheet metal is carried out cutting squarely flitch by S1. blanking according to the compact dimensions of cylinder；The rectangular flitch is gold
Belonging to plank generally will be golden through testing this micro motor shell in order to avoid larger thickness keeps the precision of its bending and molding poor
The thickness for belonging to plank is set in 2.5 between 3.5mm.
S2. trimming cuts the edge of rectangular flitch, and it is bending tongue to retain multiple protrusions；The bending tongue can
Easily the end cap at the both ends of cylinder ontology 1 to be fixed.
S3. it is punched, two split edges of rectangular flitch is subjected to punching press, one of edge is stamped into the first splicing
End 11, the second splice ends 12 are stamped by the edge of the other side；
S4. it winds, the rectangular flitch after blanking step is wound into tubular successively by mold, and by the first splice ends 11
Snapping is formed with the second splice ends 12；
The motor shell for being wound into tubular is carried out roundness shaping by S5. shaping；
S6. the motor shell that molding is completed is taken out.
The technique, which is mainly used, to be carried out continuous winding for sheet metal and is bent into an ontology 1, with realize disposably at
Type structure can be applicable in using the technique of winding bending manufacture motor shell while ensuring preferable structural strength in this way
In the manufacturing of small lot, for manufacturing cost for the modes such as traditional die casting, cost control is lower.
As advanced optimizing for this technique, further includes embossing step between S1 and S2 steps, rectangular flitch is located at
Z-Correct bump mapping Z-correct is stamped out on one side on the inside of cylinder.By embossing step, the inner surface of cylinder can be made to be formed convenient for bonding stator
Z-Correct bump mapping Z-correct.
In S4 steps, in order to preferably make using aluminium alloy sheet metal adaptation be gradually molded, use successively into
The technique of capable pre-bending, edge rolling and snapping.
Specifically, in pre-bending, rectangular flitch is pre-bent to wave-like by mold, which has successively
First indent segmental arc of connection, concave arc-shaped section and the second indent segmental arc outside middle part；
When edge rolling, arc extension side that the first indent segmental arc and the second indent segmental arc are passed through into mold concave arc-shaped section outside middle part
To progress edge rolling.
Simultaneously, when for sheet metal, concave arc-shaped section is suppressed with plane used for positioning using mold outside the middle part
Section.The planar section can facilitate the plank in molding to be positioned in a mold, prevent because all using segmental arc into line position
The problem that positioning when shifting is not allowed.
In this process, the shaping step includes first time shaping and second of shaping, passes through shaping twice, Ke Yigeng
The good molding circularity for ensuring an ontology 1.
The invention is not limited in specific implementation modes above-mentioned.The present invention, which expands to, any in the present specification to be disclosed
New feature or any new combination, and disclose any new method or process the step of or any new combination.
Claims (10)
1. a kind of micro motor shell, including cylinder ontology, first end cover and second end cover, it is characterised in that：The cylinder ontology packet
The first splice ends and the second splice ends, first splice ends and the mutual split snapping of the second splice ends are included, the cylinder ontology
One end is the first open end for being passed through for transmission shaft, and first open end is provided with the first bending tongue, the second bending tongue
With third bending tongue, the first end cover is provided with corresponding with the first bending tongue, the second bending tongue and third bending tongue respectively
The other end of notch, the cylinder ontology is provided with the second open end, and the second end cover coordinates with the second open end.
2. a kind of micro motor shell according to claim 1, it is characterised in that：First splice ends are disposed with
The both sides of multiple rounded projections, each rounded projections are provided with the first round recess, are provided between two round recess
Straight line dimpling portion, second splice ends are provided with the corresponding with rounded projections second round recess, the circle recess
Both sides are provided with limiting unit corresponding with the first circle recess.
3. a kind of micro motor shell according to claim 1, it is characterised in that：The mating surface of first splice ends is set
It is set to inclined surface, the mating surface of the mating surface and the first splice ends of second splice ends is mutually parallel.
4. a kind of micro motor shell according to claim 1, it is characterised in that：The inside of the cylinder ontology, which is at least pressed, to be set
There are two groups to be used to paste fixed texture region.
5. a kind of production moulding process of micro motor shell, which is characterized in that including following forming step：
Sheet metal is carried out cutting squarely flitch by S1. blanking according to the compact dimensions of cylinder；
S2. trimming cuts the edge of rectangular flitch, and it is bending tongue to retain multiple protrusions；
S3. it is punched, two split edges of rectangular flitch is subjected to punching press, one of edge is stamped into the first splice ends,
The edge of the other side is stamped into the second splice ends；
S4. it winds, the rectangular flitch after blanking step is wound into tubular successively by mold, and by the first splice ends and second
Splice ends form snapping；
The motor shell for being wound into tubular is carried out roundness shaping by S5. shaping；
S6. the motor shell that molding is completed is taken out.
6. a kind of production moulding process of micro motor shell according to claim 5, it is characterised in that：It is walked in S1 and S2
Between rapid, further include embossing step, rectangular flitch is located on the inside of cylinder and stamps out Z-Correct bump mapping Z-correct on one side.
7. a kind of production moulding process of micro motor shell according to claim 5, it is characterised in that：In S4 steps
In, including the pre-bending, edge rolling and the snapping that carry out successively.
8. a kind of production moulding process of micro motor shell according to claim 7, it is characterised in that：In pre-bending,
Rectangular flitch is pre-bent to wave-like by mold, which has sequentially connected first indent segmental arc, outside middle part
Concave arc-shaped section and the second indent segmental arc；
When edge rolling, by the first indent segmental arc and the second indent segmental arc by the arc extending direction of mold concave arc-shaped section outside middle part into
Row edge rolling.
9. a kind of production moulding process of micro motor shell according to claim 8, it is characterised in that：Outside the middle part
Concave arc-shaped section is suppressed with planar section used for positioning using mold.
10. a kind of production moulding process of micro motor shell according to claim 5, it is characterised in that：The shaping
Step includes first time shaping and second of shaping.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810341884.5A CN108448782A (en) | 2018-04-17 | 2018-04-17 | A kind of micro motor shell and its production moulding process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810341884.5A CN108448782A (en) | 2018-04-17 | 2018-04-17 | A kind of micro motor shell and its production moulding process |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108448782A true CN108448782A (en) | 2018-08-24 |
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ID=63199975
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810341884.5A Pending CN108448782A (en) | 2018-04-17 | 2018-04-17 | A kind of micro motor shell and its production moulding process |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111229917A (en) * | 2020-01-17 | 2020-06-05 | 厦门金御工贸有限公司 | Production process and production die for accelerator rotating handle connecting piece |
| CN111804810A (en) * | 2020-07-09 | 2020-10-23 | 哈尔滨工业大学 | Forming method of NiAl alloy complex thin-wall hollow component |
| CN114785073A (en) * | 2022-05-23 | 2022-07-22 | 东莞市巨晟电器有限公司 | Edge-rolling motor shell |
| WO2022155816A1 (en) * | 2021-01-20 | 2022-07-28 | 深圳市华诚达精密工业有限公司 | Tubular heating body and manufacturing method therefor |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN208046351U (en) * | 2018-02-07 | 2018-11-02 | 东莞市震峰实业有限公司 | A kind of motor shell fit structure |
-
2018
- 2018-04-17 CN CN201810341884.5A patent/CN108448782A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN208046351U (en) * | 2018-02-07 | 2018-11-02 | 东莞市震峰实业有限公司 | A kind of motor shell fit structure |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111229917A (en) * | 2020-01-17 | 2020-06-05 | 厦门金御工贸有限公司 | Production process and production die for accelerator rotating handle connecting piece |
| CN111804810A (en) * | 2020-07-09 | 2020-10-23 | 哈尔滨工业大学 | Forming method of NiAl alloy complex thin-wall hollow component |
| CN111804810B (en) * | 2020-07-09 | 2022-02-15 | 哈尔滨工业大学 | Forming method of NiAl alloy complex thin-wall hollow component |
| WO2022155816A1 (en) * | 2021-01-20 | 2022-07-28 | 深圳市华诚达精密工业有限公司 | Tubular heating body and manufacturing method therefor |
| CN114785073A (en) * | 2022-05-23 | 2022-07-22 | 东莞市巨晟电器有限公司 | Edge-rolling motor shell |
| CN114785073B (en) * | 2022-05-23 | 2024-03-12 | 东莞市巨晟电器有限公司 | Rolling motor shell |
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Application publication date: 20180824 |