CN104475762A - Impeller machining technology of high pressure fan - Google Patents
Impeller machining technology of high pressure fan Download PDFInfo
- Publication number
- CN104475762A CN104475762A CN201410839526.9A CN201410839526A CN104475762A CN 104475762 A CN104475762 A CN 104475762A CN 201410839526 A CN201410839526 A CN 201410839526A CN 104475762 A CN104475762 A CN 104475762A
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- China
- Prior art keywords
- impeller
- lathe tool
- face
- high pressure
- pressure positive
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B1/00—Methods for turning or working essentially requiring the use of turning-machines; Use of auxiliary equipment in connection with such methods
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention relates to the technical field of high pressure fans, in particular to an impeller machining technology of a high pressure fan. The impeller machining technology comprises the following steps: (1) clamping and positioning: firstly clamping a non-machining part of a B surface of an impeller through a three-jaw positioning fixture, wherein the impeller is provided with an anti-loosing nail on the B surface positioned by the three-jaw positioning fixture, and the top end of the anti-loosing nail is embedded in the impeller; (2) turning a first surface: machining the sizes of a ladder outer circle and a inner circle of an A surface, not positioned by the three-claw positioning fixture, of the impeller through each turning tool; (3) turning a second surface: machining the size of an inner circle of the B surface, positioned by the three-claw positioning fixture, of the impeller through each turning tool. The impeller to be machined is clamped by the specially manufactured three-claw positioning fixture, so that the impeller to be machined can be completely machined through clamping of one step, the clamping is convenient and quick, and the machining time is effectively reduced; meanwhile, the machining can be completed through once clamping, so that the clamping error of repeated clamping is reduced, and the machining precision of the impeller is effectively improved.
Description
Technical field
The present invention relates to high pressure positive blower technical field, refer in particular to a kind of Impeller Machining technique of high pressure positive blower.
Background technology
High pressure positive blower, is also high pressure blower.Refer under design condition, blast is that the blower fan of 30kPa ~ 200KPa or compression ratio e=1.3 ~ 3 just belongs to high pressure positive blower category, is generally gas ring vacuum pump is incorporated into as high pressure positive blower in current industry.Its operation principle is generally when wheel rotation, and due to the effect of centrifugal force, wind vane impels gas outwards to move forward, thus forms a series of spiral helicine motion.Therefore, impeller is the most important element of high pressure positive blower, and the processing precision direct influence of impeller is to the quality of high pressure positive blower.
Processing method at present for the internal impeller of high pressure positive blower is all that a point two procedures is processed, such as orientate the two sides of impeller as A face and B face respectively, existing processing method first processes A face, then fine positioning reprocessing B face is carried out with the A face processed, the long processing time of this type of processing method, processing cost is higher, simultaneously because product also can be poor through twice its precision of clamping.
Summary of the invention
The problem that the present invention is directed to prior art provides a kind of Impeller Machining technique that just can be completed the high pressure positive blower of all processing by disposable clamping.
In order to solve the problems of the technologies described above, the present invention adopts following technical scheme:
A kind of Impeller Machining technique of high pressure positive blower, include following steps: (one) Set and Positioning: the not working position first being clamped the B face of impeller by Three-pawl positioning clamp, the B face that described impeller is being located by Three-pawl positioning clamp is provided with locking nail, and the top of described locking nail embeds impeller; (2) car first surface: process the ladder cylindrical in A face and the size of inner circle that impeller do not located by Three-pawl positioning clamp by each lathe tool; (3) second, car: the size being processed the inner circle in the B face that impeller is located by Three-pawl positioning clamp by each lathe tool.
Wherein, the first lathe tool and the second lathe tool is included in described step (two), the ladder cylindrical in the A face of described impeller is followed successively by 5,6,7,8,10 and inner circle 9, described first lathe tool process respectively each cylindrical of the ladder cylindrical 5,6,7,8 in the A face of impeller and plane and 10 cylindrical and upper plane, the inner headed face of the inner circle 9 in the A face of described second lathe tool processing impeller and side plane C.
Further, described impeller is provided with core axle hole 4, and the inner surface of the core axle hole 4 of described impeller processed by described first lathe tool.
Again further, in described step (two), also include the 3rd lathe tool, the end face of the core axle hole 4 of described 3rd lathe tool processing impeller.
Further, the 4th lathe tool is included in described step (three), the inner circle in the B face of described impeller is 3, described step (three) adds man-hour with the side plane C of the inner circle 9 in the A face processed in step (two) for datum level, the inner headed face of inner circle 3 in the B face of described 4th lathe tool processing impeller and interior baseplane and upper plane thereof.
Wherein, described 3rd lathe tool and the 4th lathe tool are anti-car lathe tool.
Wherein, the core axle hole 4 of described impeller is 1.6 in the roughness of the machined surface in B face.
Wherein, the roughness of the inner surface of the core axle hole 4 of described impeller is 0.8.
Wherein, the roughness of the impeller surface after the processing of described first lathe tool, the second lathe tool and the 3rd lathe tool is 1.6.
Beneficial effect of the present invention:
The invention provides a kind of Impeller Machining technique of high pressure positive blower, by formulating special Three-pawl positioning clamp clamping impeller to be processed, make impeller to be processed can complete whole processing by clamped one time, convenient mounting and clamping is quick, decrease repeated clamping number of times, effectively save process time, reduce labour cost; Simultaneously because disposable clamping can complete processing, decrease the clamping error of repeated clamping, make the machining accuracy of impeller to be processed obtain sufficient guarantee.
Accompanying drawing explanation
Fig. 1 is the generalized section of the impeller clamping to be processed of the Impeller Machining technique of a kind of high pressure positive blower of the present invention.
Fig. 2 is the enlarged diagram at D place in Fig. 1.
Fig. 3 is the schematic diagram of the first lathe tool of the Impeller Machining technique of a kind of high pressure positive blower of the present invention, the second lathe tool, the 3rd lathe tool and the 4th lathe tool processing impeller.
The Reference numeral that Fig. 1 to Fig. 3 comprises has:
1---impeller 2---Three-pawl positioning clamp
3---locking nail 4---first lathe tool
5---second lathe tool 6---the 3rd lathe tool
7---the 4th lathe tool.
Detailed description of the invention
For the ease of the understanding of those skilled in the art, below in conjunction with embodiment and accompanying drawing, the present invention is further illustrated, and the content that embodiment is mentioned not is limitation of the invention.
See Fig. 1 to Fig. 3, below in conjunction with accompanying drawing, the present invention is described in detail.
The Impeller Machining technique of a kind of high pressure positive blower of the present invention, include following steps: (one) Set and Positioning: the not working position first being clamped the B face of impeller 1 by Three-pawl positioning clamp 2, described impeller 1 is provided with locking nail 3 in the B face of being located by Three-pawl positioning clamp 2, and the top of described locking nail 3 embeds impeller 1; (2) car first surface: process the ladder cylindrical in A face and the size of inner circle that impeller 1 do not located by Three-pawl positioning clamp 2 by each lathe tool; (3) second, car: the size being processed the inner circle in the B face that impeller 1 is located by Three-pawl positioning clamp 2 by each lathe tool.
The invention provides a kind of Impeller Machining technique of high pressure positive blower, by formulating special Three-pawl positioning clamp 2 clamping impeller 1 to be processed, make impeller 1 to be processed can complete whole processing by clamped one time, convenient mounting and clamping is quick, decrease repeated clamping number of times, effectively save process time, reduce labour cost; Simultaneously because disposable clamping can complete processing, decrease the clamping error of repeated clamping, make the machining accuracy of impeller 1 to be processed obtain sufficient guarantee.
Wherein, the first lathe tool 4 and the second lathe tool 5 is included in described step (two), the ladder cylindrical in the A face of described impeller 1 is followed successively by 5,6,7,8,10 and inner circle 9, described first lathe tool 4 process respectively each cylindrical of the ladder cylindrical 5,6,7,8 in the A face of impeller 1 and plane and 10 cylindrical and upper plane, described second lathe tool 5 processes inner headed face and the side plane C of the inner circle 9 in the A face of impeller 1.
Further, described impeller 1 is provided with core axle hole 4, and the inner surface of the core axle hole 4 of described impeller 1 processed by described first lathe tool 5.
Again further, also include the 3rd lathe tool 6 in described step (two), the end face of the core axle hole 4 of impeller 1 processed by described 3rd lathe tool 6.
Further, the 4th lathe tool 7 is included in described step (three), the inner circle in the B face of described impeller 1 is 3, described step (three) adds man-hour with the side plane C of the inner circle 9 in the A face processed in step (two) for datum level, and described 4th lathe tool 7 processes the inner headed face of the inner circle 3 in the B face of impeller 1 and interior baseplane and upper plane thereof.The present invention in step (three), when processing B face by the 4th lathe tool 7 with the side plane C of the inner circle 9 in the A face processed in step (two) for datum level, further increase the machining accuracy of impeller 1, effectively improve the crudy of product.
In the present invention, the 3rd lathe tool 6 used in step (two) and step (three) and the 4th lathe tool 7 are anti-car lathe tool, are convenient to the reverse end face B face processing the inner headed face of inner circle 9 and the A face of impeller 1.
In the present invention, the core axle hole 4 of described impeller 1 is 1.6 in the roughness of the machined surface in B face; The roughness of the inner surface of the core axle hole 4 of described impeller 1 is 0.8; The roughness on impeller 1 surface after described first lathe tool 4, second lathe tool 5 and the processing of the 3rd lathe tool 6 is 1.6.The present invention not only can complete whole processing of impeller 1 by clamped one time, and can reach above-mentioned required precision by time processing, and production efficiency is higher, effectively reduces work production cost; Owing to decreasing clamping times, reduce clamping error, effectively improve the yields of product.
Above content is only preferred embodiment of the present invention, and for those of ordinary skill in the art, according to thought of the present invention, all will change in specific embodiments and applications, this description should not be construed as limitation of the present invention.
Claims (9)
1. the Impeller Machining technique of a high pressure positive blower, it is characterized in that: include following steps: (one) Set and Positioning: the not working position first being clamped the B face of impeller by Three-pawl positioning clamp, the B face that described impeller is being located by Three-pawl positioning clamp is provided with locking nail, and the top of described locking nail embeds impeller;
(2) car first surface: process the ladder cylindrical in A face and the size of inner circle that impeller do not located by Three-pawl positioning clamp by each lathe tool;
(3) second, car: the size being processed the inner circle in the B face that impeller is located by Three-pawl positioning clamp by each lathe tool.
2. the Impeller Machining technique of a kind of high pressure positive blower according to claim 1, it is characterized in that: in described step (two), include the first lathe tool and the second lathe tool, the ladder cylindrical in the A face of described impeller is followed successively by 5,6,7,8,10 and inner circle 9, described first lathe tool process respectively each cylindrical of the ladder cylindrical 5,6,7,8 in the A face of impeller and plane and 10 cylindrical and upper plane, the inner headed face of the inner circle 9 in the A face of described second lathe tool processing impeller and side plane C.
3. the Impeller Machining technique of a kind of high pressure positive blower according to claim 2, is characterized in that: described impeller is provided with core axle hole 4, the inner surface of the core axle hole 4 of described impeller processed by described first lathe tool.
4. the Impeller Machining technique of a kind of high pressure positive blower according to claim 3, is characterized in that: also include the 3rd lathe tool in described step (two), the end face of the core axle hole 4 of described 3rd lathe tool processing impeller.
5. the Impeller Machining technique of a kind of high pressure positive blower according to claim 4, it is characterized in that: in described step (three), include the 4th lathe tool, the inner circle in the B face of described impeller is 3, described step (three) adds man-hour with the side plane C of the inner circle 9 in the A face processed in step (two) for datum level, the inner headed face of inner circle 3 in the B face of described 4th lathe tool processing impeller and interior baseplane and upper plane thereof.
6. the Impeller Machining technique of a kind of high pressure positive blower according to claim 5, is characterized in that: described 3rd lathe tool and the 4th lathe tool are anti-car lathe tool.
7. the Impeller Machining technique of a kind of high pressure positive blower according to claim 5, is characterized in that: the core axle hole 4 of described impeller is 1.6 in the roughness of the machined surface in B face.
8. the Impeller Machining technique of a kind of high pressure positive blower according to claim 5, is characterized in that: the roughness of the inner surface of the core axle hole 4 of described impeller is 0.8.
9. the Impeller Machining technique of a kind of high pressure positive blower according to claim 5, is characterized in that: the roughness of the impeller surface after the processing of described first lathe tool, the second lathe tool and the 3rd lathe tool is 1.6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410839526.9A CN104475762B (en) | 2014-12-30 | 2014-12-30 | A kind of Impeller Machining technique of high pressure positive blower |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410839526.9A CN104475762B (en) | 2014-12-30 | 2014-12-30 | A kind of Impeller Machining technique of high pressure positive blower |
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| CN104475762A true CN104475762A (en) | 2015-04-01 |
| CN104475762B CN104475762B (en) | 2017-06-16 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108637272A (en) * | 2018-07-20 | 2018-10-12 | 江苏瑞尔隆盛叶轮科技有限公司 | A kind of turning process of impeller |
| CN111412273A (en) * | 2020-04-29 | 2020-07-14 | 株洲齿轮有限责任公司 | Oil duct distribution method for transmission shell and processing method for transmission shell |
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| JPS58186503A (en) * | 1982-04-23 | 1983-10-31 | Hitachi Ltd | Cutting method of impeller |
| CN201543825U (en) * | 2009-11-27 | 2010-08-11 | 山东鲁达轿车配件股份有限公司 | Device for improving precision of braking surface of braking disc |
| CN202668102U (en) * | 2012-05-10 | 2013-01-16 | 南陵县精诚金属配件有限公司 | Shaft fixing piece provided with boss |
| CN202789670U (en) * | 2012-06-29 | 2013-03-13 | 东莞市佛尔盛机电科技有限公司 | Mid-seal structure device of pump body |
| CN103341738A (en) * | 2013-07-16 | 2013-10-09 | 江苏亚梅泵业集团有限公司 | Method for machining submerged pump impeller |
| CN103381543A (en) * | 2013-07-25 | 2013-11-06 | 贵州永红航空机械有限责任公司 | Method for manufacturing major diameter enclosed impeller |
| CN103658679A (en) * | 2013-12-05 | 2014-03-26 | 湖北华阳汽车变速系统股份有限公司 | Machining process method for rear bearing cap of car |
| CN103737022A (en) * | 2013-12-23 | 2014-04-23 | 哈尔滨汽轮机厂有限责任公司 | Alignment method through inductive micrometer in turning of reignition compressor wheel disk |
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2014
- 2014-12-30 CN CN201410839526.9A patent/CN104475762B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58186503A (en) * | 1982-04-23 | 1983-10-31 | Hitachi Ltd | Cutting method of impeller |
| CN201543825U (en) * | 2009-11-27 | 2010-08-11 | 山东鲁达轿车配件股份有限公司 | Device for improving precision of braking surface of braking disc |
| CN202668102U (en) * | 2012-05-10 | 2013-01-16 | 南陵县精诚金属配件有限公司 | Shaft fixing piece provided with boss |
| CN202789670U (en) * | 2012-06-29 | 2013-03-13 | 东莞市佛尔盛机电科技有限公司 | Mid-seal structure device of pump body |
| CN103341738A (en) * | 2013-07-16 | 2013-10-09 | 江苏亚梅泵业集团有限公司 | Method for machining submerged pump impeller |
| CN103381543A (en) * | 2013-07-25 | 2013-11-06 | 贵州永红航空机械有限责任公司 | Method for manufacturing major diameter enclosed impeller |
| CN103658679A (en) * | 2013-12-05 | 2014-03-26 | 湖北华阳汽车变速系统股份有限公司 | Machining process method for rear bearing cap of car |
| CN103737022A (en) * | 2013-12-23 | 2014-04-23 | 哈尔滨汽轮机厂有限责任公司 | Alignment method through inductive micrometer in turning of reignition compressor wheel disk |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108637272A (en) * | 2018-07-20 | 2018-10-12 | 江苏瑞尔隆盛叶轮科技有限公司 | A kind of turning process of impeller |
| CN111412273A (en) * | 2020-04-29 | 2020-07-14 | 株洲齿轮有限责任公司 | Oil duct distribution method for transmission shell and processing method for transmission shell |
| CN111412273B (en) * | 2020-04-29 | 2023-05-16 | 株洲齿轮有限责任公司 | Transmission shell oil duct distribution method and transmission shell processing method |
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| CN104475762B (en) | 2017-06-16 |
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Address after: 523000 Guangdong city of Dongguan province Nancheng District of Sanyuanli Tong Peng industrial zone the first building first floor Applicant after: DONGGUAN FOERSHENG INTELLIGENT ELECTROMECHANICAL CO., LTD. Address before: 523000 Guangdong Province, Dongguan Nancheng District of Sanyuanli Peng Tong industrial area shuilianshan first building first floor Applicant before: Dongguan Foersheng Mechanical & Electronic Technology Co., Ltd. |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Impeller machining technology of high pressure fan Effective date of registration: 20200316 Granted publication date: 20170616 Pledgee: Dongguan branch of Bank of Dongguan Co., Ltd Pledgor: DONGGUAN FOERSHENG INTELLIGENT ELECTROMECHANICAL Co.,Ltd. Registration number: Y2020980000718 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |