CN204103646U - The motor of a kind of electric motor end cap and application thereof - Google Patents
The motor of a kind of electric motor end cap and application thereof Download PDFInfo
- Publication number
- CN204103646U CN204103646U CN201420507177.6U CN201420507177U CN204103646U CN 204103646 U CN204103646 U CN 204103646U CN 201420507177 U CN201420507177 U CN 201420507177U CN 204103646 U CN204103646 U CN 204103646U
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- cover body
- end cover
- end cap
- base plate
- electric motor
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Abstract
The utility model discloses the motor of a kind of electric motor end cap and application thereof, described electric motor end cap comprises an end cover body with metal sheet punching stretch, also include die casting, the bearing pedestal that die casting comprises base plate and stretches out in the middle of base plate, inside bearing pedestal, bearing chamber is set, in the middle of the bottom surface of end cover body, circumference is provided with some projections, on the outer side bottom surface edge of base plate, circumference is provided with some grooves, base plate is arranged on the bottom surface of end cover body, projection is nested in inside groove and also by riveted joint, die casting and end cover body is installed together, this structure is simple, easy for installation, bearing chamber dimensional accuracy is high, rate of finished products is high, reliable in quality.
Description
Technical field
The utility model relates to the motor of a kind of electric motor end cap and application thereof.
Background technology
The end cap of present little inch motor adopts end cover body and the one time punching molded manufacturing mode of bearing pedestal usually, and offers bearing chamber in the middle of bearing pedestal, end cover body and bearing pedestal adopt commaterial manufacture to form--cold-rolled steel sheet.Although this scenario-frame is simple, there is bearing chamber size, morpheme and position of related features often has defective, and defect rate is high, causes adopting the motor noise of this kind of end cap assembling and shaking large.
Summary of the invention
The purpose of this utility model is to provide the motor of a kind of electric motor end cap and application thereof, and this motor end cap structure is simple, and easy for installation, bearing chamber dimensional accuracy is high, and rate of finished products is high, reliable in quality;
This electric machine structure is simple, easy for installation, vibrations and noise little, there is the very large market competitiveness.
The purpose of this utility model is achieved by following technical proposals.
A kind of electric motor end cap, comprise an end cover body with metal sheet punching stretch, also include die casting, the bearing pedestal that die casting comprises base plate and stretches out in the middle of base plate, arrange bearing chamber inside bearing pedestal, in the middle of the bottom surface of end cover body, circumference is provided with some projections, and on the outer side bottom surface edge of base plate, circumference is provided with some grooves, base plate is arranged on the bottom surface of end cover body, and projection is nested in inside groove and also by riveted joint, die casting and end cover body is installed together.
Described above offers the first annular mounting groove on the bottom surface of end cover body, and the bottom surface of base plate offers the second annular mounting groove coordinated with the first annular mounting groove, nestedly inside the first annular mounting groove with the second annular mounting groove is provided with shock absorbing ring.
Base plate described above and bearing pedestal are that integrated die-casting is shaping, and bearing chamber is formed by fine finishining.
Described above is installed together die casting and end cover body by rivet, and projection and groove offer the through hole be interconnected, and rivet is riveted together die casting and end cover body through the through hole on projection and groove.
Described above is provided with chamfering at the through-hole wall of end cover body end face, and manufactured head is nested in inside chamfering with the either flush of the end face and end cover body that make manufactured head.
Groove described above is U-shaped and be with jagged, forms pit in the bottom surface intermediate recess of end cover body.
Die casting described above adopt aluminium or iron integrated die-casting shaping, end cover body is cold-rolled steel sheet.
A kind of motor, comprise rotating shaft, rotor assembly, stator module, casing and end cap, rotor assembly is arranged in rotating shaft, stator module and casing are installed together and are nested in outside rotor assembly, end cap is arranged on casing end, shaft support is on the bearing of end cap, described end cap comprises an end cover body with metal sheet punching stretch, also include die casting, the bearing pedestal that die casting comprises base plate and stretches out in the middle of base plate, inside bearing pedestal, bearing chamber is set, in the middle of the bottom surface of end cover body, circumference is provided with some projections, on the outer side bottom surface edge of base plate, circumference is provided with some grooves, base plate is arranged on the bottom surface of end cover body, projection is nested in inside groove and also by riveted joint, die casting and end cover body is installed together.
The utility model compared with prior art, has following effect:
1) die casting comprises base plate and from the bearing pedestal stretched out in the middle of base plate, inside bearing pedestal, bearing chamber is set, in the middle of the bottom surface of end cover body, circumference is provided with some projections, and on the outer side bottom surface edge of base plate, circumference is provided with some grooves, and base plate is arranged on the bottom surface of end cover body, projection is nested in inside groove and also by riveted joint, die casting and end cover body is installed together, this structure is simple, and easy for installation, bearing chamber dimensional accuracy is high, rate of finished products is high, reliable in quality;
2) on the bottom surface of end cover body, the first annular mounting groove is offered, the bottom surface of base plate offers the second annular mounting groove coordinated with the first annular mounting groove, nested inside the first annular mounting groove with the second annular mounting groove shock absorbing ring is installed, improve the cushioning ability of end cap, reduce the noise produced in motor operation course;
3) base plate and bearing pedestal are that integrated die-casting is shaping, and production technology is simple, and production cost is low, and bearing chamber is formed by fine finishining, follow-uply continue to carry out finish turning processing to bearing pedestal by lathe, ensure the precision of bearing pedestal and bearing chamber;
4) end face of end cover body, the inwall of through hole are provided with chamfering, manufactured head is nested in inside chamfering with the either flush of the end face and end cover body that make manufactured head, specious, and the inconvenience of installation can not be caused because of the end face of manufactured head protruding end lid or can scrape and damage other things and even cause and hurt sb.'s feelings;
5) groove is U-shaped and be with jagged, convenient riveted joint and can save a small amount of raw material, forms pit in the bottom surface intermediate recess of end cover body, the axle stretch end protruding bearing can extend into inside pit, structure is simple, easy for installation, and can improve the installation accuracy of motor;
6) this electric machine structure is simple, easy for installation, vibrations and noise little, constant product quality is good, has the very large market competitiveness.
Accompanying drawing explanation
Fig. 1 is the stereogram of end cap in embodiment;
Fig. 2 is the exploded view of end cap in embodiment;
Fig. 3 is the stereogram of end cover body in embodiment;
Fig. 4 is the vertical view of end cap in embodiment;
Fig. 5 is A-A cutaway view in Fig. 4;
Fig. 6 is B-B partial enlarged drawing in Fig. 5;
Fig. 7 is the stereogram of motor in embodiment;
Fig. 8 is the structure cutaway view of motor in embodiment.
Embodiment
Also by reference to the accompanying drawings the utility model is described in further detail below by specific embodiment.
Embodiment one: as shown in Figures 1 to 6, the utility model is a kind of electric motor end cap, comprise an end cover body 1 with metal sheet punching stretch and a die casting 2, the bearing pedestal 22 that die casting 2 comprises base plate 21 and stretches out in the middle of base plate 21, bearing chamber 220 is set inside bearing pedestal 22, in the middle of the bottom surface of end cover body 1, circumference is provided with some projections 11, on the outer side bottom surface edge of base plate 21, circumference is provided with some grooves 211, base plate 21 is arranged on the bottom surface of end cover body 1, projection 11 is nested in inside groove 211 and also by riveted joint, die casting 2 and end cover body 1 is installed together.The bottom surface of end cover body 1 offers the first annular mounting groove 12, the bottom surface of base plate 21 offers the second annular mounting groove 212 coordinated with the first annular mounting groove 12, nested inside the first annular mounting groove 12 with the second annular mounting groove 212 shock absorbing ring 3 is installed.Base plate 21 and bearing pedestal 22 are that integrated die-casting is shaping, and bearing chamber 220 is formed by fine finishining.Described fine finishining refers to carries out finish turning processing, to ensure the precision of bearing pedestal 22 and bearing chamber 220 by lathe to the outer wall of bearing pedestal 22 and bearing chamber 220.
By rivet 4, die casting 2 and end cover body 1 are installed together, projection 11 and groove 211 offer the through hole 110 be interconnected, rivet 4 is riveted together die casting 2 and end cover body 1 through the through hole 110 on projection 11 and groove 211.Through hole 110 inwall of end cover body 1 end face is provided with chamfering 1101, and manufactured head 41 is nested in inside chamfering 1101 with the either flush of the end face and end cover body 1 that make manufactured head 41.Groove 211 is U-shaped and be with jagged, forms pit 13 in the bottom surface intermediate recess of end cover body 1.Die casting 2 adopt aluminium or iron integrated die-casting shaping, end cover body 1 is cold-rolled steel sheet.
Embodiment two: as shown in Figures 1 to 8, the utility model is a kind of motor, comprise rotating shaft 5, rotor assembly 6, stator module 7, casing 8 and end cap, rotor assembly 6 is arranged in rotating shaft 5, stator module 7 and casing 8 are installed together and are nested in outside rotor assembly 6, end cap is arranged on casing 8 end, rotating shaft 5 is bearing on the bearing of end cap, described end cap comprises an end cover body 1 with metal sheet punching stretch and a die casting 2, the bearing pedestal 22 that die casting 2 comprises base plate 21 and stretches out in the middle of base plate 21, bearing chamber 220 is set inside bearing pedestal 22, in the middle of the bottom surface of end cover body 1, circumference is provided with some projections 11, on the outer side bottom surface edge of base plate 21, circumference is provided with some grooves 211, base plate 21 is arranged on the bottom surface of end cover body 1, projection 11 is nested in inside groove 211 and also by riveted joint, die casting 2 and end cover body 1 is installed together.
Above embodiment is better embodiment of the present invention; but embodiments of the present invention are not limited thereto; other are any do not deviate from Spirit Essence of the present invention and principle under do change, modification, substitute, combine, simplify; be the substitute mode of equivalence, be included within protection scope of the present invention.
Claims (8)
1. an electric motor end cap, comprise an end cover body with metal sheet punching stretch (1), it is characterized in that: also include die casting (2), the bearing pedestal (22) that die casting (2) comprises base plate (21) and stretches out in the middle of base plate (21), bearing pedestal (22) the inside arranges bearing chamber (220), in the middle of the bottom surface of end cover body (1), circumference is provided with some projections (11), on the outer side bottom surface edge of base plate (21), circumference is provided with some grooves (211), base plate (21) is arranged on the bottom surface of end cover body (1), projection (11) is nested in groove (211) the inside and by riveted joint, die casting (2) and end cover body (1) is installed together.
2. a kind of electric motor end cap according to claim 1, it is characterized in that: on the bottom surface of end cover body (1), offer the first annular mounting groove (12), the bottom surface of base plate (21) offers the second annular mounting groove (212) coordinated with the first annular mounting groove (12), shock absorbing ring (3) is installed the first annular mounting groove (12) and the second annular mounting groove (212) the inside is nested.
3. a kind of electric motor end cap according to claim 1, is characterized in that: described base plate (21) and bearing pedestal (22) are that integrated die-casting is shaping, and bearing chamber (220) is formed by fine finishining.
4. a kind of electric motor end cap according to claim 1 or 2 or 3, it is characterized in that: by rivet (4), die casting (2) and end cover body (1) are installed together, projection (11) and groove (211) offer the through hole (110) be interconnected, and rivet (4) is riveted together die casting (2) and end cover body (1) through the through hole (110) on projection (11) and groove (211).
5. a kind of electric motor end cap according to claim 4, it is characterized in that: through hole (110) inwall of end cover body (1) end face is provided with chamfering (1101), manufactured head (41) is nested in chamfering (1101) the inside with the either flush of the end face and end cover body (1) that make manufactured head (41).
6. a kind of electric motor end cap according to claim 1 or 2 or 3, is characterized in that: described groove (211) is U-shaped and be with jagged, forms pit (13) in the bottom surface intermediate recess of end cover body (1).
7. a kind of electric motor end cap according to claim 1 or 2 or 3, is characterized in that: die casting (2) adopt aluminium or iron integrated die-casting shaping, end cover body (1) is cold-rolled steel sheet.
8. a motor, comprise rotating shaft (5), rotor assembly (6), stator module (7), casing (8) and end cap, rotor assembly (6) is arranged in rotating shaft (5), stator module (7) and casing (8) are installed together and are nested in rotor assembly (6) outside, end cap is arranged on casing (8) end, rotating shaft (5) is bearing on the bearing of end cap, it is characterized in that: described end cap is the structure of claim 1 to 7 described by any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420507177.6U CN204103646U (en) | 2014-09-03 | 2014-09-03 | The motor of a kind of electric motor end cap and application thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420507177.6U CN204103646U (en) | 2014-09-03 | 2014-09-03 | The motor of a kind of electric motor end cap and application thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204103646U true CN204103646U (en) | 2015-01-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420507177.6U Active CN204103646U (en) | 2014-09-03 | 2014-09-03 | The motor of a kind of electric motor end cap and application thereof |
Country Status (1)
| Country | Link |
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| CN (1) | CN204103646U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105071580A (en) * | 2015-08-07 | 2015-11-18 | 重庆铸豪机械有限责任公司 | Motor end cover structure connected by using riveting mode |
| CN107482823A (en) * | 2017-09-26 | 2017-12-15 | 广东威灵电机制造有限公司 | Electric motor end cap and there is its motor case |
-
2014
- 2014-09-03 CN CN201420507177.6U patent/CN204103646U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105071580A (en) * | 2015-08-07 | 2015-11-18 | 重庆铸豪机械有限责任公司 | Motor end cover structure connected by using riveting mode |
| CN107482823A (en) * | 2017-09-26 | 2017-12-15 | 广东威灵电机制造有限公司 | Electric motor end cap and there is its motor case |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |