CN201446234U - Rotating shaft processing device for wind driven generator group - Google Patents
Rotating shaft processing device for wind driven generator group Download PDFInfo
- Publication number
- CN201446234U CN201446234U CN2009200331757U CN200920033175U CN201446234U CN 201446234 U CN201446234 U CN 201446234U CN 2009200331757 U CN2009200331757 U CN 2009200331757U CN 200920033175 U CN200920033175 U CN 200920033175U CN 201446234 U CN201446234 U CN 201446234U
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- positioning disk
- turning cylinder
- rotating shaft
- mandrel
- big
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Abstract
The utility model discloses a rotating shaft processing device for a wind driven generator group, which belongs to the technology of mechanical working for wind driven generator group. The rotating shaft processing device is technically characterized in that a fixedly connected body formed by a shaft head with top holes at the two ends and a steel pipe is used as the spindle, a big positioning disk and a small positioning disk are respectively arranged at the two ends of the spindle, reinforcing bar plates are arranged on the spindle between the positioning disks in a uniformly distributed way, the big positioning disk is fixedly connected with the inward bulge at the big end of the rotating shaft through a bolt, and the small positioning disk is fixedly connected with the inward bulge at the small end of the rotating shaft through a tapered tension ring fixedly connected on the small positioning disk. By using the rotating shaft processing device, the problem of bearing position processing is solved, the requirement that the basic dimensions are diameter of 870mm or 655mm while the tolerance is only 0.05mm is satisfied, and the high precision of the device and the coaxiality and the cylindricity of two bearing positions are ensured. The device can also be widely applied for various revolving body turning with strict requirement on dimensions.
Description
Technical field
The utility model relates to a kind of wind power generating set machinery processing apparatus, particularly a kind of wind power generating set turning cylinder processing unit (plant).
Technical background
Wind-powered electricity generation is the green especially rapidly clean energy resource of various countries, world today development.At present external wind-power electricity generation is just with annual speed increment more than 30%.Wind-power electricity generation also is that China developed in recent years rapidly and can give birth to energy industry, and the development wind-powered electricity generation is the important measures of implementing the energy sustainable development strategy.2003 annuity wind science and technology have been born country's " 863 " high technology item " development of MW class wind turbine group ", have developed 62/1200kW wind-powered electricity generation unit with German Vensys company cooperation research and development.My company had participated in Xinjiang Jinfeng Technology Co., Ltd's new and high technology project " the megawatt machine directly drives the trial production of new products of permanent-magnetic wind driven generator group " in 2005.Wherein stator main shaft, turning cylinder belong to the wind power generating set key components and parts.Especially to guarantee more than 20 years the service life of wind generator set stator main shaft, turning cylinder.According to design, turning cylinder is connected with rotor, require to guarantee that rotor rotates with turning cylinder, and will with the stator spindle mounted, to use bearing when turning cylinder and stator spindle mounted, the bearing position difficulty when processing turning cylinder and stator spindle mounted is very big.These two positions are all very strict to the requirement of dimensional tolerance and row position tolerance, and two bearings position axiality requires 0.04 millimeter, and cylindricity requires 0.02 millimeter, 0.03 millimeter of bearing position dimensional tolerance, 6 tons of work piece (turning cylinder) deadweights.Guarantee the axiality of two bearing positions is very difficult with existing general process equipment and method, and time-consuming.
The utility model content
The purpose of this utility model provides a kind of wind power generating set turning cylinder processing unit (plant), size according to the turning cylinder two ends is provided with small one and large one two positioning disks respectively at the mandrel two ends, big positioning disk and the big end tight fit of turning cylinder are solidly connected, little positioning disk and turning cylinder small end tight fit are solidly connected, when processing two bearing positions of turning cylinder, lift simultaneously on the heavy duty machine tools together with mandrel device and to carry out, fully overcome the deficiencies in the prior art.
The scheme that the prior art problem that solves the utility model is adopted is: be provided with the spindle nose of center hole and the body that connects firmly of steel pipe is a mandrel with two ends, the mandrel two ends are provided with small one and large one two positioning disks respectively, uniformly on the mandrel therebetween be provided with 4 and strengthen gussets, big positioning disk is solidly connected with bolt with the convex that turning cylinder (work piece) is held greatly, and little positioning disk is solidly connected by the tensioner circle of the band tapering that is connected on it and the convex of turning cylinder small end.The center hole that the mandrel two ends are provided with respectively is a back dead centre, is equipped with high-precision bearing in the center hole, and it is reliable to reduce top wearing and tearing and accurate positioning.Spindle nose both end sides portion is provided with driving lever shift fork fixing hole respectively, is beneficial to lathe and is installed.
Description of drawings
Fig. 1 is the utility model structure structure and the work piece schematic diagram that is installed,
Fig. 2 is the utility model and the work piece side view that is installed,
Fig. 3 is a kind of embodiment of the present utility model.
Among the figure, 1, turning cylinder, 2, strengthen gusset, 3, big positioning disk, 4, spindle nose, 5, little positioning disk, 6, the tensioner circle, 7, center hole, 8, steel pipe, 9, the bearing position, 10, locating hole.
The specific embodiment
Below in conjunction with accompanying drawing the utility model is done an explanation, as shown in Figure 1, the spindle nose 4 that is provided with center hole 7 with two ends is a mandrel with the body that connects firmly of steel pipe 8, the mandrel two ends are provided with small one and large one two positioning disks 3,5 respectively, uniformly on the mandrel therebetween be provided with 4 and strengthen gussets 2, big positioning disk 3 is solidly connected with bolt with the convex of the big end of turning cylinder 1 (work piece), and the tensioner circle 6 of little positioning disk 5 by the band tapering that is connected on it is solidly connected with the convex of turning cylinder 1 small end.The center hole 7 that is provided with respectively on the spindle nose 4 at mandrel two ends is a back dead centre, is equipped with high-precision bearing in the center hole 7, and it is reliable to reduce center hole 7 wearing and tearing and accurate positioning.Spindle nose 4 both end sides portions are provided with driving lever shift fork fixing hole respectively, are beneficial to lathe and are installed.As shown in Figure 2, the uniform locating hole 10 that is provided with on the big positioning disk 3 can make the big positioning disk 3 on turning cylinder 1 and the mandrel be solidly connected with bolt by this locating hole 10.
Embodiment 1, accompanying drawing 1,2 are the utility model most preferred embodiment, the utility model is described in further detail below in conjunction with the assembling use, mandrel is the critical component of this device, two spindle nose 4 hot chargings in mandrel two ends are fitted in the middle steel pipe 8, two driving lever shift forks are respectively installed at spindle nose 4 two ends, be by being threaded, can easy disassembly.The driving lever fork is in order to be installed on work piece (turning cylinder) on the lathe reliably, four uniform reinforcement gussets 2 on the steel pipe 4 are solidly connected with steel pipe 4 welding, the big positioning disk 3 of big end is connected with the steel pipe welding with strengthening gusset 2, and the tensioner circle 6 that small end is installed is contained between little positioning disk 5 and the work piece 1.Its outer ring is tapered, can well locate.Big positioning disk 3 and workpiece bolted.Spindle nose 4 two ends are to be used for the center hole 7 of clamping workpiece to the lathe, and this two centers center hole 7 is special processing, is used for installing precision bearing.After more than assembling is finished, this device is lifted on the lathe simultaneously together with turning cylinder, be easy to finish the process technology requirement of bearing position 9.
Embodiment 2, as shown in Figure 3 substitutes the big or small positioning disk 3,5 at mandrel two ends with " cuckold pawl " device, promptly be that trunk is outwards upheld 3-5 root strut with the mandrel, is solidly connected at work piece (turning cylinder) inner support compact form.This device also can reach the specification requirement of processing turning cylinder bearing position 9.
Good effect of the present utility model: compared with prior art, the utility model has solved dead eye position 9 processing, is φ 870mm, φ 655mm and tolerance only has the requirement of 0.05mm in basic size, has guaranteed the high accuracy of equipment; Simultaneously, the axiality of two bearings position 9 and cylindricity also are guaranteed; This device also can be widely applied to all kinds of turning processing to the tighter revolving body of dimensional requirement.
Claims (4)
1. wind power generating set turning cylinder processing unit (plant), the spindle nose (4) that it is characterized in that being provided with center hole (7) with two ends is a mandrel with the body that connects firmly of steel pipe (8), the mandrel two ends are provided with small one and large one two positioning disks (3,5) respectively, the uniform setting strengthened gusset (2) on the mandrel therebetween, big positioning disk (3) is solidly connected with bolt with the convex of the big end of turning cylinder (1), and the tensioner circle (6) of little positioning disk (5) by the band tapering that is connected on it is solidly connected with the convex of turning cylinder (1) small end.
2. turning cylinder processing unit (plant) according to claim 1 is characterized in that the center hole (7) that is provided with respectively on the spindle nose (4) at mandrel two ends is a back dead centre, and center hole is equipped with high-precision bearing in (7).
3. turning cylinder processing unit (plant) according to claim 1 is characterized in that spindle nose (4) both end sides portion is provided with driving lever shift fork fixing hole respectively.
4. turning cylinder processing unit (plant) according to claim 1 is characterized in that the upward uniform locating hole (10) that is provided with of big positioning disk (3), by this locating hole (10) the big positioning disk (3) on turning cylinder (1) and the mandrel is solidly connected with bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200331757U CN201446234U (en) | 2009-05-18 | 2009-05-18 | Rotating shaft processing device for wind driven generator group |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200331757U CN201446234U (en) | 2009-05-18 | 2009-05-18 | Rotating shaft processing device for wind driven generator group |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201446234U true CN201446234U (en) | 2010-05-05 |
Family
ID=42550944
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009200331757U Expired - Fee Related CN201446234U (en) | 2009-05-18 | 2009-05-18 | Rotating shaft processing device for wind driven generator group |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201446234U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110449602A (en) * | 2019-08-27 | 2019-11-15 | 无锡舜邦机械有限公司 | A kind of rotating shaft of wind generator special purpose lathe |
| CN112091248A (en) * | 2020-09-16 | 2020-12-18 | 中国航发贵州黎阳航空动力有限公司 | Turning clamping device and clamping method for pointed conical part |
| CN114102002A (en) * | 2020-08-28 | 2022-03-01 | 山东银鹰炊事机械有限公司 | Flour mixing machine flour barrel welding tool and process |
-
2009
- 2009-05-18 CN CN2009200331757U patent/CN201446234U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110449602A (en) * | 2019-08-27 | 2019-11-15 | 无锡舜邦机械有限公司 | A kind of rotating shaft of wind generator special purpose lathe |
| CN114102002A (en) * | 2020-08-28 | 2022-03-01 | 山东银鹰炊事机械有限公司 | Flour mixing machine flour barrel welding tool and process |
| CN112091248A (en) * | 2020-09-16 | 2020-12-18 | 中国航发贵州黎阳航空动力有限公司 | Turning clamping device and clamping method for pointed conical part |
| CN112091248B (en) * | 2020-09-16 | 2022-07-12 | 中国航发贵州黎阳航空动力有限公司 | Turning clamping device and clamping method for pointed cone-shaped part |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100505 Termination date: 20170518 |