CN106787502A - The mach protector of automobile generator rotor and its process for protecting - Google Patents
The mach protector of automobile generator rotor and its process for protecting Download PDFInfo
- Publication number
- CN106787502A CN106787502A CN201710066468.4A CN201710066468A CN106787502A CN 106787502 A CN106787502 A CN 106787502A CN 201710066468 A CN201710066468 A CN 201710066468A CN 106787502 A CN106787502 A CN 106787502A
- Authority
- CN
- China
- Prior art keywords
- rotor
- sealing strip
- pawl pole
- protector
- generator
- 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.)
- Pending
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Classifications
-
- 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
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Power Engineering (AREA)
- Synchronous Machinery (AREA)
- Manufacture Of Motors, Generators (AREA)
Abstract
The present invention relates to automobile current generator technical field, a kind of especially mach protector of automobile generator rotor, including preventing the tiny scrap iron from splashing in turning generator amature external diameter to be bonded at the sealing strip on rotor windings, the sealing strip is formed in one and meets requirement for dynamic balance, the sealing strip includes several protection departments and several connecting portions, the space formed between the protection department and the mutual preceding pawl pole for fastening and rear pawl pole matches, matching grooves between the connecting portion and adjacent ratchet in preceding pawl pole and rear pawl pole, the protection department is alternately connected the cirque structure for forming closure with connecting portion, by the sealing strip for designing, sealing strip is completely embedded into the space of rotor dewclaw interpolar, scrap iron from splashing can be completely avoided during turning rotor external diameter in space, so as to serve good protective action.
Description
Technical field
The present invention relates to automobile current generator technical field, the especially a kind of mach protector of automobile generator rotor
And its process for protecting.
Background technology
All it is to be assembled in rotor and roll immersion oil in rotor production technology at present at home and abroad in automobile current generator industry
After paint, then turning rotor external diameter, dipping lacquer can fill gap and the air layer of rotor windings, after solidification can in dipping lacquer winding and
Parts surface forms the paint film of continuous formation, and winding is bonded to an entirety, improves the insulating properties of winding coil and consolidates
Change structure, strengthen electric moisture resistance, high-temperature capability and mechanical strength etc., turning rotor external diameter is dynamic after rotor rolling paint in order to ensure
Rigging error in balance and reduction rotor assembly assembling process.
But, although high wind is employed in turning rotor external diameter and inhales the mode of iron filings, but still there are the tiny iron filings in part to lead to
Cross space to be splashed on rotor windings, the temperature of iron filings is very high during due to turning, the iron filings being splashed on rotor windings will
It is bonded on the paint of rotor windings, high wind cannot enter the iron filings for being about to be bonded on paint and blow away, this just needs artificial with the naked eye strong
Full inspection and remove and be bonded at iron filings on rotor windings under light, cost of labor is very high, and high light also has the eyes spoken sarcastically；Even if such as
This, also also has indivedual tiny iron filings to be bonded on rotor windings, is difficult to discover, and when the generator after assembling starts, rotor is at a high speed
Rotation, iron filings will be thrown away by high centrifugal force, and its rotor outer surface is apart from stator inner surface after being assembled due to automobile current generator
Away from twenty or thirty silk or so, the iron filings for throwing away connect the rotor of generator with stator to assembly building, cause generator short circuit, occur
Serious quality accident.
The content of the invention
The technical problem to be solved in the present invention is：In order to prevent scrap iron from splashing during turning rotor from causing hair into rotor windings
The rotor of motor connects the problem for causing short circuit with stator, the invention provides a kind of mach protection of automobile generator rotor
Device, by the sealing strip for designing, sealing strip is completely embedded into the space of rotor dewclaw interpolar, can be complete during turning rotor external diameter
It is complete to avoid scrap iron from splashing in space, so as to serve good protective action.
The technical solution adopted for the present invention to solve the technical problems is：A kind of mach protection of automobile generator rotor
Device, including the sealing strip that tiny scrap iron from splashing is bonded on rotor windings in turning generator amature external diameter is prevented, it is described close
Strip of paper used for sealing is formed in one and meets requirement for dynamic balance, and the sealing strip includes several protection departments and several connecting portions, described
The space formed between protection department and the preceding pawl pole for mutually fastening and rear pawl pole matches, the connecting portion and preceding pawl pole and rear pawl pole
Matching grooves between upper adjacent ratchet, the protection department is alternately connected the cirque structure for forming closure with connecting portion.
In order to ensure that sealing strip is more closely embedded in space and groove, the sealing strip is the resilient rubber material of tool
Material.
Specifically, protection department described in adjacent two forms V-shaped by connecting portion,
Preferably, when in protection department insertion space so that outer surface of the lateral surface of protection department less than ratchet.
A kind of mach process for protecting of automobile generator rotor,
Step 1), assembling generator amature and the generator amature that will assemble carry out rolling immersion oil lacquer craftwork；
Step 2), will not influence rotor dynamic balancing automobile generator rotor machine protector insertion generator amature
Space and groove in so that protective jacket is tightly posted in the space of pawl pole；
Step 3), turning is carried out to generator amature external diameter；
Step 4), the generator amature after turning is entered action balance detection, it is ensured that the dynamic balancing of generator amature；
Step 5), by frock remove automobile generator rotor machine protector.
The beneficial effects of the invention are as follows：The invention provides a kind of mach protector of automobile generator rotor and its
Process for protecting, rotor is produced by sealing strip can play good protective action, can completely avoid scrap iron from splashing to two pawl poles
Between space in, it is ensured that generator amature production quality, and by rotor and stator short circuit risk be reduced to zero；Due to not needing
Iron filings are looked for by artificial, the production procedure of rotor is shortened, cost of labor is greatly reduced, the eyes to people also play guarantor
Shield is acted on；Because sealing strip has toughness higher, a sealing strip repeated multiple times can be used, it is ensured that the thousands of lifes of rotor
Produce.
Brief description of the drawings
The present invention is further described with reference to the accompanying drawings and examples.
Fig. 1 is the structural representation of automobile generator rotor in the prior art；
Fig. 2 is the mach protective device structure schematic diagram of automobile generator rotor of the present invention；
Fig. 3 is the structural representation on automobile generator rotor machining protector insertion automobile generator rotor；
Fig. 4 is the direction schematic diagram that rubber enters in mould when producing automobile generator rotor mach protector；
In figure：1. rotor windings；2. sealing strip；3rd, preceding pawl pole；4. pawl pole after；5. ratchet；6. space；7. groove；21. prevent
Shield portion；22. connecting portions.
Specific embodiment
In conjunction with the accompanying drawings, the present invention is further explained in detail.These accompanying drawings are simplified schematic diagram, only with
Illustration illustrates basic structure of the invention, therefore it only shows the composition relevant with the present invention.
Embodiment 1
As shown in figure 1, in the prior art, the rotor in automobile current generator is by preceding pawl pole 3, rear pawl pole 4, rotor windings 1, axle
Assembly, preceding fan blade, rear fan blade, axle sleeve and bearing composition, the yoke plane of former and later two pawl poles are mutually close together, rotor
Winding 1 is wrapped on the yoke external diameter of preceding pawl pole 3 and rear pawl pole 4, due to rotor structure the need for, mutually fasten preceding pawl pole 3
Be there are and rear pawl pole 4 between on larger space 6, and preceding pawl pole 3 and rear pawl pole 4 and there is groove 7 between adjacent ratchet 5, in order to
The tiny scrap iron from splashing in turning generator amature external diameter is prevented to be bonded on rotor windings 1, there is provided a kind of automobile current generator turns
The mach protector of son, as shown in Figures 2 and 3, including prevents the tiny scrap iron from splashing in turning generator amature external diameter
The sealing strip 2 on rotor windings 1 is bonded at, sealing strip 2 is formed in one and meets requirement for dynamic balance, and sealing strip 2 includes several
Protection department 21 and several connecting portions 22, the space 6 formed between protection department 21 and the preceding pawl pole 3 for mutually fastening and rear pawl pole 4
Matching, the groove 7 between connecting portion 22 and adjacent ratchet 5 in preceding pawl pole 3 and rear pawl pole 4 is matched, and protection department 21 is handed over connecting portion 22
The cirque structure of closure is formed for connection.
Preferably, sealing strip 2 is the resilient elastomeric material of tool, when in the insertion of protection department 21 space 6 so that protection
Outer surface of the lateral surface in portion 21 less than ratchet 5.
Preferably, adjacent two protection department 21 forms V-shaped by connecting portion 22.
Embodiment 2
A kind of mach process for protecting of automobile generator rotor,
Producing first does not influence the automobile generator rotor of rotor dynamic balancing to machine protector, and method is as follows：
The overall mode structure that core rod is moved towards using circumference, as shown in figure 4, the direction of A is left feedstock direction, the direction of B is
Right feedstock direction, is symmetrically and evenly fed by mould or so two ends, to ensure that the weight of sealing strip the right and left, close to equal, is incited somebody to action
The dynamic balancing value of sealing strip itself is minimized, the requirement for dynamic balance from after without influence rotor duplicate removal；After vulcanization contour forming, then
Sealing strip is put into carried out in curing cage it is secondary, or three times vulcanization, to improve the intensity and toughness of sealing strip, so as to can improve close
The service life of strip of paper used for sealing.
Wherein automobile generator rotor machining protector uses environment-friendly rubber to be processed for raw material heat cure.
Secondly, the assembling generator amature and generator amature that will assemble carries out rolling immersion oil lacquer craftwork；
Step 3, the automobile generator rotor machining protector insertion generator amature that rotor dynamic balancing will not influenceed
Space 6 and groove 7 in；So that protective jacket is tightly posted in the space of pawl pole；When using sealing strip on rotor, using special
Sealing strip is completely embedded into the space of rotor dewclaw interpolar with frock, can completely avoid scrap iron from splashing from arriving during turning rotor external diameter
In space, so as to serve good protective action, using sealing strip is removed by special tooling after finishing.
Step 4, turning is carried out to generator amature external diameter；
Step 5, the generator amature after turning is entered action balance detection, it is ensured that the dynamic balancing of generator amature；
Automobile generator rotor machining protector is removed finally by frock.
When actually used, before the axle sleeve after rotor rolling immersion oil paint on turning rotor, with special tooling by protection department 21
In embedded space 6, and connecting portion 22 is embedded in groove 7, using the elasticity of rubber itself, sealing strip 2 is tightly posted on pawl
In the gap of pole；Then car end face of shaft bush, car pawl pole external diameter and slip ring external diameter, then to rotor full inspection dynamic balancing, while drilling is gone
Weight, when rotor reaches requirement for dynamic balance with special tooling by sealing strip automatic disassembling.The insertion and dismounting of sealing strip, can be by one
Individual completes.It is relatively deep in the space having between toughness higher, and press-in pawl pole due to sealing strip, therefore revolved at a high speed on lathe
When turning, sealing strip is not fallen out by centrifugal force；And in turning pawl pole external diameter, sealing strip will not also be turned on, so as to serve
Good protective action.
With above-mentioned according to desirable embodiment of the invention as enlightenment, by above-mentioned description, relevant staff is complete
Various changes and amendments can be carried out without departing from the scope of the technological thought of the present invention' entirely.The technology of this invention
Property scope is not limited to the content on specification, it is necessary to its technical scope is determined according to right.
Claims (4)
1. the mach protector of a kind of automobile generator rotor, it is characterised in that：Including preventing in turning generator amature
Tiny scrap iron from splashing is bonded at the sealing strip (2) on rotor windings (1) during external diameter, and the sealing strip (2) is formed in one and meets
Requirement for dynamic balance, the sealing strip (2) includes several protection departments (21) and several connecting portions (22), the protection department (21)
The space (6) of formation matches and the preceding pawl pole (3) and rear pawl pole (4) for mutually fastening between, the connecting portion (22) and preceding pawl pole
(3) groove (7) matching and in rear pawl pole (4) between adjacent ratchet (5), the protection department (21) is alternately connected with connecting portion (22)
Form the cirque structure of closure.
2. the mach protector of automobile generator rotor according to claim 1, it is characterised in that：The sealing strip
(2) it is the resilient elastomeric material of tool.
3. the mach protector of automobile generator rotor according to claim 1, it is characterised in that：Described in adjacent two
Protection department (21) forms V-shaped by connecting portion (22).
4. the mach process for protecting of a kind of automobile generator rotor, it is characterised in that：
Step 1), assembling generator amature and the generator amature that will assemble carry out rolling immersion oil lacquer craftwork；
Step 2), will not influence rotor dynamic balancing automobile generator rotor as claimed in claim 1 machine protector
In the space (6) and groove (7) of embedded generator amature；
Step 3), turning is carried out to generator amature external diameter；
Step 4), the generator amature after turning is entered action balance detection, it is ensured that the dynamic balancing of generator amature；
Step 5), remove automobile generator rotor as claimed in claim 1 machining protector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710066468.4A CN106787502A (en) | 2017-02-07 | 2017-02-07 | The mach protector of automobile generator rotor and its process for protecting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710066468.4A CN106787502A (en) | 2017-02-07 | 2017-02-07 | The mach protector of automobile generator rotor and its process for protecting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106787502A true CN106787502A (en) | 2017-05-31 |
Family
ID=58955216
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710066468.4A Pending CN106787502A (en) | 2017-02-07 | 2017-02-07 | The mach protector of automobile generator rotor and its process for protecting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106787502A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19939808A1 (en) * | 1999-08-21 | 2001-02-22 | Bosch Gmbh Robert | Split-pole rotor electrical generator has fixing medium for bonding pole carrier to pole wheel halves of rotor projecting into gaps between alternating split poles |
| US20070046138A1 (en) * | 2005-09-01 | 2007-03-01 | Denso Corporation | Magnet protection mechanism for magnet body in rotor and magnet protection method |
| CN101789652A (en) * | 2009-01-23 | 2010-07-28 | 上海法雷奥汽车电器系统有限公司 | Rotor coil processing method and rotor with magnet manufactured through method thereof |
| CN206461498U (en) * | 2017-02-07 | 2017-09-01 | 江苏龙城精锻有限公司 | The mach protector of automobile generator rotor |
-
2017
- 2017-02-07 CN CN201710066468.4A patent/CN106787502A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19939808A1 (en) * | 1999-08-21 | 2001-02-22 | Bosch Gmbh Robert | Split-pole rotor electrical generator has fixing medium for bonding pole carrier to pole wheel halves of rotor projecting into gaps between alternating split poles |
| US20070046138A1 (en) * | 2005-09-01 | 2007-03-01 | Denso Corporation | Magnet protection mechanism for magnet body in rotor and magnet protection method |
| CN101789652A (en) * | 2009-01-23 | 2010-07-28 | 上海法雷奥汽车电器系统有限公司 | Rotor coil processing method and rotor with magnet manufactured through method thereof |
| CN206461498U (en) * | 2017-02-07 | 2017-09-01 | 江苏龙城精锻有限公司 | The mach protector of automobile generator rotor |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information | ||
| CB02 | Change of applicant information |
Address after: 213164 No.26 Longyu West Road, Wujin District, Changzhou City, Jiangsu Province Applicant after: Jiangsu Longcheng Precision Forging Group Co.,Ltd. Address before: 213164 No.26 Longyu West Road, Wujin District, Changzhou City, Jiangsu Province Applicant before: JIANGSU LONGCHENG PRECISION FORGING Co.,Ltd. |