CN101954513A - Broaching method of large mortise of wheel disc of large-size flue gas turbine - Google Patents
Broaching method of large mortise of wheel disc of large-size flue gas turbine Download PDFInfo
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- CN101954513A CN101954513A CN2009100599981A CN200910059998A CN101954513A CN 101954513 A CN101954513 A CN 101954513A CN 2009100599981 A CN2009100599981 A CN 2009100599981A CN 200910059998 A CN200910059998 A CN 200910059998A CN 101954513 A CN101954513 A CN 101954513A
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Abstract
The invention relates to a broaching method of a large mortise of a wheel disc of a large-size flue gas turbine, relating to the field of machining of the mortise of the wheel disc of the large-size flue gas turbine. The broaching method of the large mortise of the wheel disc of the large-size flue gas turbine is a segmented forming method. The wheel disc of the large-size flue gas turbine, which is generated by the broaching method of the large mortise of the wheel disc of the large-size flue gas turbine, has maximum overall dimension of luminousflux 1370*218 mm; the weight of a finished product is 1458 kg; and the weight of blanks is 2082.54 kg after rough turning before sample piece cutting.
Description
Technical field
The present invention relates to the processing of cigarette wheel dish tongue-and-groove, be specially the broaching method of the big tongue-and-groove of a kind of large-scale cigarette wheel dish.
Background technology
Conventional cigarette wheel dish, its gabarit is of a size of Φ 820 * 148mm, the axial length of tongue-and-groove is 64 ± 0.05mm, the full-size of tongue-and-groove normal direction is wide by 28.44 * dark 27.7mm, the oblique angle of tongue-and-groove is 15 °, the weight of finished product is 280kg, cuts that woollen weight is 550.23kg before the sample coupon after rough turn, and this structure can not satisfy the great technological transformation project of State Economic and Trade Commission.
Summary of the invention
The purpose of this invention is to provide a kind of contour dimension and the tongue-and-groove size is big, the tongue-and-groove oblique angle is big, the broaching forming method of the big tongue-and-groove of cigarette wheel dish that weight is big.
In order to reach above purpose, concrete technical scheme of the present invention is as follows:
The broaching method of the big tongue-and-groove of large-scale cigarette wheel dish for the sectional forming method, may further comprise the steps,
Steps A: slightly open eccentric grove for the first time, broaching tool is carried out slightly opening the first time eccentric grove with 6;
Step B: slightly open eccentric grove for the second time, broaching tool is carried out slightly opening the second time eccentric grove with 4;
Step C: slightly slot for the third time, broaching tool is slightly slotted for the third time with 11;
Step D: the 4th thick fluting, carry out thick fluting to broaching tool the 4th time with 10;
Step e: the 5th thick fluting, carry out thick fluting to broaching tool the 5th time with 9;
Step F: the 6th thick fluting, carry out thick fluting to broaching tool the 6th time with 10;
Step G: the 7th thick fluting, carry out thick fluting to broaching tool the 7th time with 10;
Step H: half finish draw tongue-and-groove for the first time, carry out the finish draw tongue-and-groove first time half to broaching tool with 12;
Step I: half finish draw tongue-and-groove for the second time, carry out the finish draw tongue-and-groove second time half to broaching tool with 14;
Step J: the finish draw tongue-and-groove, carry out the finish draw tongue-and-groove to broaching tool with 16.
The maximum contour dimension of the large-scale cigarette wheel dish that the broaching method of the big tongue-and-groove of described large-scale cigarette wheel dish is produced is Φ 1370 * 218mm, the axial length of big tongue-and-groove is 128 ± 0.05mm, the normal direction full-size of big tongue-and-groove is wide by 50.76 * dark 45.755mm, the full-size of eccentric grove normal direction is wide by 68.1 * dark 3mm on the wheel rim, the oblique angle of big tongue-and-groove is 23 °, the weight of finished product is 1458kg, cuts that woollen weight is 2082.54kg before the sample coupon after rough turn.
Description of drawings
Fig. 1 is a work flow schematic diagram of the present invention
------------the 4th thick fluting, 5---the 5th thick fluting, 6---the 6th thick fluting, 7---the 7th thick fluting, 8---half finish draw tongue-and-groove, 9---half finish draw tongue-and-groove, 10---for the first time for the second time finish draw tongue-and-groove of fluting, 4 slightly for the third time of slightly opening eccentric grove, 3 for the second time of slightly opening for the first time eccentric grove, 2 wherein: 1.
Specific implementation method
The invention will be further described below in conjunction with the specific embodiment and Figure of description.
Embodiment 1:
The broaching method of the big tongue-and-groove of large-scale cigarette wheel dish is the sectional forming method, may further comprise the steps:
Slightly open for the first time eccentric grove with 6 broaching tool; Slightly open for the second time eccentric grove with 4 broaching tool
Slightly slot for the third time broaching tool with 11; Slightly slot with 10 for the 4th time broaching tool
Slightly slot for the 5th time broaching tool with 9; Slightly slot with 10 for the 6th time broaching tool
Slightly slot for the 7th time broaching tool with 10; For the first time half finish draw tongue-and-groove with 12 broaching tool
For the second time half finish draw tongue-and-groove with 14 broaching tool; The finish draw tongue-and-groove with 16 broaching tool
Embodiment 2:
The maximum contour dimension of cigarette wheel dish is Φ 1370 * 218mm, the axial length of big tongue-and-groove is 128 ± 0.05mm, the normal direction full-size of big tongue-and-groove is wide by 50.76 * dark 45.755mm, the normal direction full-size of wheel rim eccentric grove is wide by 68.1 * dark 3mm, the oblique angle of big tongue-and-groove is 23 °, the weight of finished product is 1458kg, cutting the preceding woollen weight of sample coupon after rough turn is 2082.54kg, the size of the big tongue-and-groove of cigarette wheel dish is big, the big tongue-and-groove broaching forming method that adopts is different with the conventional type wheel disc, the sectional forming method has been adopted in the burnish broaching of the big tongue-and-groove of large-scale cigarette wheel dish, because the axial length of big tongue-and-groove and oblique angle increase, the chip pocket tooth pitch of broaching tool has increased one times, suitably reduced rise per tooth, made the every cover of broaching tool quantity increase to 102, in order to guarantee the stability of the process of broaching, selected good rigidly for use, 100 tons of horizontal special broaching machines and automatic circulation broaching fixture that the anchor clamps erection space is big.
Claims (2)
1. the broaching method of the big tongue-and-groove of large-scale cigarette wheel dish is characterized in that: for the sectional forming method, may further comprise the steps,
Steps A: slightly open eccentric grove for the first time, broaching tool is carried out slightly opening the first time eccentric grove with 6;
Step B: slightly open eccentric grove for the second time, broaching tool is carried out slightly opening the second time eccentric grove with 4;
Step C: slightly slot for the third time, broaching tool is slightly slotted for the third time with 11;
Step D: the 4th thick fluting, carry out thick fluting to broaching tool the 4th time with 10;
Step e: the 5th thick fluting, carry out thick fluting to broaching tool the 5th time with 9;
Step F: the 6th thick fluting, carry out thick fluting to broaching tool the 6th time with 10;
Step G: the 7th thick fluting, carry out thick fluting to broaching tool the 7th time with 10;
Step H: half finish draw tongue-and-groove for the first time, carry out the finish draw tongue-and-groove first time half to broaching tool with 12;
Step I: half finish draw tongue-and-groove for the second time, carry out the finish draw tongue-and-groove second time half to broaching tool with 14;
Step J: the finish draw tongue-and-groove, carry out the finish draw tongue-and-groove to broaching tool with 16.
2. the broaching method of the big tongue-and-groove of large-scale cigarette wheel dish according to claim 1, it is characterized in that: the maximum contour dimension of the pairing large-scale cigarette wheel dish of broaching method of the big tongue-and-groove of large-scale cigarette wheel dish is Φ 1370 * 218mm, the axial length of big tongue-and-groove is 128 ± 0.05mm, the full-size of big tongue-and-groove normal direction is wide by 50.76 * dark 45.755mm, the full-size of eccentric grove normal direction is wide by 68.1 * dark 3mm on the wheel rim, the oblique angle of big tongue-and-groove is 23 °, the weight of finished product is 1458kg, cuts that woollen weight is 2082.54kg before the sample coupon after rough turn.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100599981A CN101954513A (en) | 2009-07-15 | 2009-07-15 | Broaching method of large mortise of wheel disc of large-size flue gas turbine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100599981A CN101954513A (en) | 2009-07-15 | 2009-07-15 | Broaching method of large mortise of wheel disc of large-size flue gas turbine |
Publications (1)
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| CN101954513A true CN101954513A (en) | 2011-01-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2009100599981A Pending CN101954513A (en) | 2009-07-15 | 2009-07-15 | Broaching method of large mortise of wheel disc of large-size flue gas turbine |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102350542A (en) * | 2011-09-23 | 2012-02-15 | 哈尔滨汽轮机厂有限责任公司 | Method for eliminating broaching elastic deformation of high-temperature alloy turbine disk |
| CN102615336A (en) * | 2012-03-29 | 2012-08-01 | 哈尔滨汽轮机厂有限责任公司 | Broaching method of wheel disc of heavy combustion gas turbine |
| CN103071853A (en) * | 2012-09-26 | 2013-05-01 | 沈阳黎明航空发动机(集团)有限责任公司 | Broaching method and special tool for high-accuracy small-sized mortises |
| CN107649735A (en) * | 2017-08-24 | 2018-02-02 | 中南大学 | For processing the multistation helical teeth broaching tool and its processing method of turbine disc mortise |
| CN110722334A (en) * | 2019-11-26 | 2020-01-24 | 中国航发沈阳黎明航空发动机有限责任公司 | Method for broaching deformation of large axial mortise notch and eliminating tool connecting edge |
| CN110757198A (en) * | 2019-11-05 | 2020-02-07 | 南京汽轮电机(集团)有限责任公司 | Mortise broaching clamp |
| CN111112738A (en) * | 2019-12-25 | 2020-05-08 | 呼和浩特众环工贸股份有限公司 | Broach group and broach machine tool for clamping jaw machining |
| CN113732634A (en) * | 2021-10-25 | 2021-12-03 | 中国航发贵州黎阳航空动力有限公司 | Method for processing axial dovetail type mortise |
-
2009
- 2009-07-15 CN CN2009100599981A patent/CN101954513A/en active Pending
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102350542A (en) * | 2011-09-23 | 2012-02-15 | 哈尔滨汽轮机厂有限责任公司 | Method for eliminating broaching elastic deformation of high-temperature alloy turbine disk |
| CN102350542B (en) * | 2011-09-23 | 2013-06-19 | 哈尔滨汽轮机厂有限责任公司 | Method for eliminating broaching elastic deformation of high-temperature alloy turbine disk |
| CN102615336A (en) * | 2012-03-29 | 2012-08-01 | 哈尔滨汽轮机厂有限责任公司 | Broaching method of wheel disc of heavy combustion gas turbine |
| CN103071853A (en) * | 2012-09-26 | 2013-05-01 | 沈阳黎明航空发动机(集团)有限责任公司 | Broaching method and special tool for high-accuracy small-sized mortises |
| CN103071853B (en) * | 2012-09-26 | 2015-03-25 | 沈阳黎明航空发动机(集团)有限责任公司 | Broaching method and special tool for high-accuracy small-sized mortises |
| CN107649735A (en) * | 2017-08-24 | 2018-02-02 | 中南大学 | For processing the multistation helical teeth broaching tool and its processing method of turbine disc mortise |
| CN110757198B (en) * | 2019-11-05 | 2020-10-09 | 南京汽轮电机(集团)有限责任公司 | Mortise broaching clamp |
| CN110757198A (en) * | 2019-11-05 | 2020-02-07 | 南京汽轮电机(集团)有限责任公司 | Mortise broaching clamp |
| CN110722334A (en) * | 2019-11-26 | 2020-01-24 | 中国航发沈阳黎明航空发动机有限责任公司 | Method for broaching deformation of large axial mortise notch and eliminating tool connecting edge |
| CN110722334B (en) * | 2019-11-26 | 2021-04-27 | 中国航发沈阳黎明航空发动机有限责任公司 | Method for broaching deformation of large axial mortise notch and eliminating tool connecting edge |
| CN111112738A (en) * | 2019-12-25 | 2020-05-08 | 呼和浩特众环工贸股份有限公司 | Broach group and broach machine tool for clamping jaw machining |
| CN111112738B (en) * | 2019-12-25 | 2021-05-04 | 呼和浩特众环工贸股份有限公司 | Broach group and broach machine tool for clamping jaw machining |
| CN113732634A (en) * | 2021-10-25 | 2021-12-03 | 中国航发贵州黎阳航空动力有限公司 | Method for processing axial dovetail type mortise |
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Application publication date: 20110126 |