CN201671953U - Automobile generator shaft - Google Patents
Automobile generator shaft Download PDFInfo
- Publication number
- CN201671953U CN201671953U CN2010201983375U CN201020198337U CN201671953U CN 201671953 U CN201671953 U CN 201671953U CN 2010201983375 U CN2010201983375 U CN 2010201983375U CN 201020198337 U CN201020198337 U CN 201020198337U CN 201671953 U CN201671953 U CN 201671953U
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- CN
- China
- Prior art keywords
- polished rod
- cylindrical
- polish rod
- face
- outer circle
- 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.)
- Expired - Lifetime
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Abstract
The utility model discloses a generator shaft, which comprises a first end surface, a small outer circle, a first polish rod, a second polish rod, a third polish rod, a first ring-shaped slot, a first big outer circle, a fourth polish rod, a second big outer circle, a fifth polish rod, a second ring-shaped slot, a sixth polish rod and a second end surface, wherein the small outer circle, the first polish rod, the second polish rod, the third polish rod, the first ring-shaped slot, the first big outer circle, the fourth polish rod, the second big outer circle, the fifth polish rod, the second ring-shaped slot and the sixth polish rod are orderly arranged between the first and the second end surfaces, the small outer circle, the first big outer circle and the second big outer circle are milled with mine wires, and the first and the second end surfaces contain chamfers. The automobile generator shaft has high yield, and can achieve design precision, and the method has low process cost, and uses less time.
Description
Technical field
The utility model relates to a kind of generator shaft, particularly relates to a kind of cold header that adopt and carries out the low high automobile generating arbor of machining accuracy of cost of processing.
Background technique
Along with the variation and the miniaturization of motor car engine, the structure of motor is more and more compacter, and the mounting point of generator also changes thereupon.Sometimes the position of generator is very near from engine pan, makes the operating conditions of automobile current generator more and more abominable.Under the bad situation of splash protection, muddy water is easy to enter in the bearing chamber by the exhaust port of generator side, and be deposited between the inner ring and outer ring of bearing, this not only can cause the bearing sealed ring water inlet, bearing and corresponding axle are got rusty, also can cause the grease sex change, surface friction drag strengthens, and, also can produce abnormal sound when entering into interior foreign matter of bearing and rolling element generation mechanical friction, and cause damage of bearings, bearing shortening in working life, and bearing failure just equals the generator function inefficacy for generator.
The starter motor of automobile current generator is varied at present, but all comprise a live axle, if adopt general axle, though simple in structure, this type of precision is not high, application area is extremely narrow, development along with modern technologies, the structure of starter motor becomes increasingly complex, and needs the axle that matches with it and assembles, to reach the function that starter motor can be finished.Existing technology for processing starter driving shaft more complicated, machining accuracy is low, cost is high.Low and the flexible poor incompatible present demand of generator shaft of machining accuracy.
Therefore need a kind of efficiently, at a high speed, highi degree of accuracy, generator shaft cheaply.
The model utility content
At the problems referred to above, main purpose of the present utility model is to provide a kind of cost to hang down the high automobile generating arbor of machining accuracy.
The utility model solves above-mentioned technical problem by following technical proposals: a kind of automobile generating arbor, it is characterized in that: this generator shaft comprises: first end face, little cylindrical, first polished rod, second polished rod, the 3rd polished rod, first circular groove, first cylindrical, the 4th polished rod, second largest cylindrical, the 5th polished rod, second circular groove, the 6th polished rod and second end face, be followed successively by little cylindrical between described first end face and second end face, first polished rod, second polished rod, the 3rd polished rod, first circular groove, first cylindrical, the 4th polished rod, second largest cylindrical, the 5th polished rod, second circular groove and the 6th polished rod, described little cylindrical, first cylindrical and second largest cylindrical all roll outward the thunder silk, and described first end face and second end face all contain chamfering.
One of wherein, the length of described generator shaft is: among 141.2 ± 0.06mm, 142.9 ± 0.06mm, 146.4 ± 0.06mm, 148.2 ± 0.06mm or the 150.1 ± 0.06mm.
Wherein, the distance of the near end of near end distance of round the 5th polished rod outside second largest of described first outer distance of round first circular groove is one of among 51.8 ± 0.2mm, 57.0 ± 0.2mm, 54.8 ± 0.2mm, 58.1 ± 0.2mm or the 61.1 ± 0.2mm.
Wherein, the distance of the near end of near end distance of round the 4th polished rod outside second largest of described the 3rd polished rod distance first circular groove is one of among 17.8 ± 0.2mm, 23.0 ± 0.2mm, 20.8 ± 0.2mm or the 27.1 ± 0.2mm.
Wherein, the diameter of described first cylindrical, the 4th polished rod and second largest cylindrical is
Or
One of in.
Wherein, the length of described first polished rod is: 4.5 ± 0.5mm.
Wherein, described first end face to first circular groove from the near some length of the 3rd polished rod is: 4.5 ± 0.5mm.
Positive progressive effect of the present utility model is: the generator shaft that the utility model provides has the following advantages:
The automobile generating arbor that the utility model relates to, the generator shaft up-to-standard rate height of making can reach design accuracy, and this method processing cost is low, and the time spent is few.
Description of drawings
Fig. 1 is a structural representation of the present utility model.
Embodiment
Provide the utility model preferred embodiment below in conjunction with accompanying drawing, to describe the technical solution of the utility model in detail.Fig. 1 is a structural representation of the present utility model, as shown in Figure 1, generator shaft among the figure comprises: first end face 1, little cylindrical 2, first polished rod 3, second polished rod 4, the 3rd polished rod 5, first circular groove 6, first cylindrical 7, the 4th polished rod 8, second largest cylindrical 9, the 5th polished rod 10, second circular groove 11, the 6th polished rod 12 and second end face 13, be followed successively by little cylindrical 2 between first end face 1 and second end face 13, first polished rod 3, second polished rod 4, the 3rd polished rod 5, first circular groove 6, first cylindrical 7, the 4th polished rod 8, second largest cylindrical 9, the 5th polished rod 10, second circular groove 11 and the 6th polished rod 12, described little cylindrical 2, first cylindrical 7 and second largest cylindrical 9 outer all rolling have the thunder silk.One of described first end face 1 and second end face 13 all contain chamfering, and the length of this generator shaft is: among 141.2 ± 0.06mm, 142.9 ± 0.06mm, 146.4 ± 0.06mm, 148.2 ± 0.06mm or the 150.1 ± 0.06mm.
The near end of first cylindrical 7 distances first circular groove 6 is one of among 51.8 ± 0.2mm, 57.0 ± 0.2mm, 54.8 ± 0.2mm, 58.1 ± 0.2mm, the 61.1 ± 0.2mm to the distance of second largest cylindrical 9 end near apart from the 5th polished rod 10.
The near end of the 3rd polished rod 5 distance first circular groove 6 is one of among 17.8 ± 0.2mm, 23.0 ± 0.2mm, 20.8 ± 0.2mm, the 27.1 ± 0.2mm to the distance of second largest cylindrical 9 end near apart from the 4th polished rod 8.
The diameter of first cylindrical 7, the 4th polished rod 8 and second largest cylindrical 9 is
One of in.
The length of first polished rod 3 is: 4.5 ± 0.5mm.
First end face 1 to first circular groove 6 from the length of the 3rd polished rod 5 near points is: 4.5 ± 0.5mm.
Course of working of the present utility model is as follows: (1). get the raw materials ready: select round steel, the punch press upper punch downcut expect workpiece, cutting length is different and different according to the model of generator; (2). cold-heading: the qualified workpiece of getting in the step (1) is processed on cold header; (3). folder mill basic circle: get workpiece qualified in the step (2) and on the centerless grinding machine, live, folder mill basic circle; (4). finish turning first end face: get workpiece qualified in the step (3) and on the numerically controlled lathe, live, select the Type B center drill for use, finish turning first end face; (5). finish turning second end face; (6). roll little cylindrical thunder silk: get qualified workpiece in the step (5) towards hexagonal, (7). roll big cylindrical thunder silk: qualified workpiece heat on punch press of getting in the step (6) is dashed; (8). roll a tooth: get the qualified workpiece normalizing in the step (7), (9). roll mill: get the qualified workpiece ball blast in the step (8), (10). groove milling: get the rough turn A face of qualified workpiece in the step (9), get workpiece to the end.
More than show and described basic principle of the present utility model and major character and advantage of the present utility model.The technician of the industry should understand; the utility model is not restricted to the described embodiments; that describes in the foregoing description and the specification just illustrates principle of the present utility model; under the prerequisite that does not break away from the utility model spirit and scope; the utility model also has various changes and modifications; these changes and improvements all fall in claimed the utility model scope, and the claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (7)
1. automobile generating arbor, it is characterized in that: this generator shaft comprises: first end face (1), little cylindrical (2), first polished rod (3), second polished rod (4), the 3rd polished rod (5), first circular groove (6), first cylindrical (7), the 4th polished rod (8), second largest cylindrical (9), the 5th polished rod (10), second circular groove (11), the 6th polished rod (12) and second end face (13), be followed successively by little cylindrical (2) between described first end face (1) and second end face (13), first polished rod (3), second polished rod (4), the 3rd polished rod (5), first circular groove (6), first cylindrical (7), the 4th polished rod (8), second largest cylindrical (9), the 5th polished rod (10), second circular groove (11) and the 6th polished rod (12), described little cylindrical (2), outer all the rolling of first cylindrical (7) and second largest cylindrical (9) has the thunder silk, and described first end face (1) and second end face (13) all contain chamfering.
One of 2. automobile generating arbor according to claim 1 is characterized in that: the length of described generator shaft is: among 141.2 ± 0.06mm, 142.9 ± 0.06mm, 146.4 ± 0.06mm, 148.2 ± 0.06mm or the 150.1 ± 0.06mm.
3. automobile generating arbor according to claim 1 is characterized in that: the near end of described first cylindrical (7) distance first circular groove (6) is one of among 51.8 ± 0.2mm, 57.0 ± 0.2mm, 54.8 ± 0.2mm, 58.1 ± 0.2mm or the 61.1 ± 0.2mm to the distance of second largest cylindrical (a 9) end near apart from the 5th polished rod (10).
4. automobile generating arbor according to claim 1 is characterized in that: the near end of described the 3rd polished rod (5) distance first circular groove (6) is one of among 17.8 ± 0.2mm, 23.0 ± 0.2mm, 20.8 ± 0.2mm or the 27.1 ± 0.2mm to the distance of second largest cylindrical (a 9) end near apart from the 4th polished rod (8).
5. automobile generating arbor according to claim 1 is characterized in that: the diameter of described first cylindrical (7), the 4th polished rod (8) and second largest cylindrical (9) is
Or
One of in.
6. automobile generating arbor according to claim 1 is characterized in that: the length of described first polished rod (3) is: 4.5 ± 0.5mm.
7. automobile generating arbor according to claim 1 is characterized in that: described first end face (1) to first circular groove (6) from the length of the 3rd polished rod (5) near point is: 4.5 ± 0.5mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201983375U CN201671953U (en) | 2010-05-18 | 2010-05-18 | Automobile generator shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201983375U CN201671953U (en) | 2010-05-18 | 2010-05-18 | Automobile generator shaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201671953U true CN201671953U (en) | 2010-12-15 |
Family
ID=43329365
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201983375U Expired - Lifetime CN201671953U (en) | 2010-05-18 | 2010-05-18 | Automobile generator shaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201671953U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101823200A (en) * | 2010-05-18 | 2010-09-08 | 上海秋乐实业有限公司 | Method for manufacturing generator shaft |
| CN102705349A (en) * | 2012-06-12 | 2012-10-03 | 芜湖汉光立体停车设备有限公司 | Universal steering bearing |
-
2010
- 2010-05-18 CN CN2010201983375U patent/CN201671953U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101823200A (en) * | 2010-05-18 | 2010-09-08 | 上海秋乐实业有限公司 | Method for manufacturing generator shaft |
| CN102705349A (en) * | 2012-06-12 | 2012-10-03 | 芜湖汉光立体停车设备有限公司 | Universal steering bearing |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20101215 |