CN109396884B - Tool and method for multi-station machining of fuel nozzle shell - Google Patents
Tool and method for multi-station machining of fuel nozzle shell Download PDFInfo
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- CN109396884B CN109396884B CN201811221843.9A CN201811221843A CN109396884B CN 109396884 B CN109396884 B CN 109396884B CN 201811221843 A CN201811221843 A CN 201811221843A CN 109396884 B CN109396884 B CN 109396884B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
- B23Q3/061—Work-clamping means adapted for holding a plurality of workpieces
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
- B23Q3/062—Work-clamping means adapted for holding workpieces having a special form or being made from a special material
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Fuel-Injection Apparatus (AREA)
Abstract
The invention discloses a tool for processing a fuel nozzle shell in multiple stations, which comprises a mounting plate (11), wherein a first processing station, a second processing station and a third processing station are sequentially arranged on the top surface of the mounting plate (11) from right to left, the first processing station, the second processing station and the third processing station respectively comprise a through groove (12) arranged on the mounting plate (11), two pin holes (13) positioned on the left side and the right side of the through groove (12) and two threaded holes (14) positioned on the left side and the right side of the first through groove (12), the two pin holes (13) respectively correspond to two positioning holes (6) on a blank, and the two threaded holes (14) respectively correspond to two through holes (7) on the blank; it also discloses a processing method of the fuel nozzle shell. The invention has the beneficial effects that: compact structure, easy operation, reduction clamping dismantlement time, improvement machining efficiency.
Description
Technical Field
The invention relates to the technical field of fuel nozzle shell machining, in particular to a tool and a machining method for machining a fuel nozzle shell in a multi-station mode.
Background
The fuel nozzle housing is one of the important sub-components in a fuel nozzle assembly and serves as a fixed support throughout the fuel nozzle. The nipple of the fuel nozzle housing, through which fuel enters the nozzle, serves as an important part of the nozzle and fuel manifold.
The structure of the finished fuel nozzle is shown in figures 1-2, and the finished fuel nozzle comprises a joint base (1), and a threaded joint A (2) and a threaded joint B (3) which are arranged on the joint base (1), wherein the two threaded joints are arranged at an included angle, two deep holes (5), positioning holes (6) and through holes (7) are formed in the top of the joint base (1), oil inlet holes (8) are formed in the threaded joint A (2) and the threaded joint B (3) along the axial direction of the threaded joint A and the threaded joint B, and the two oil inlet holes (8) are respectively communicated with the two deep holes (5).
Finished product fuel nozzle is processed through multichannel manufacturing procedure by the blank and is come, and the structure of blank is shown in fig. 3~4, and the blank includes joint base (1), sets up the portion of waiting to process A (9) and the portion of waiting to process B (10) on joining base (1), waits that portion of processing A (9) and the portion of waiting to process B (10) are the contained angle setting. During machining, a blank tool is fixed, then a machine tool is used for machining two deep holes in a joint base (1), then the blank is dismounted and fixed again, a lathe is used for respectively turning a threaded joint A (2) and a threaded joint B (3) on a part A (9) to be machined and a part B (10) to be machined, the machining is carried out again in a boring machine, an oil inlet hole (8) is machined in each of the threaded joint A (2) and the threaded joint B (3) by the boring machine, and finally the blank is machined into a finished fuel nozzle. The blank is required to be disassembled, clamped and subjected to azimuth change for multiple times in the whole machining process, the process is complicated, the labor intensity of workers is increased, the machining period is prolonged, and the production efficiency of the fuel nozzle is reduced.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides a tool and a machining method for machining a fuel nozzle shell at multiple stations, wherein the tool and the machining method are compact in structure, simple to operate, capable of reducing clamping and dismounting time and improving machining efficiency.
The purpose of the invention is realized by the following technical scheme: the utility model provides a frock of multistation processing fuel nozzle casing, it includes the mounting panel, the top of mounting panel just is provided with first processing station, second processing station and third processing station in order from the right side to left, and first processing station, second processing station and third processing station all include open logical groove on the mounting panel, are located two pinholes on logical groove left and right sides, are located two screw holes on logical groove left and right sides, and two pinholes are corresponding with two locating holes on the blank respectively, and two screw holes are corresponding with two through-holes on the blank respectively, line between two screw holes of first processing station is water flat line, and the line between two screw holes of second processing station inclines upwards to the right side, and the line between two screw holes of third processing station inclines upwards to the left side.
The distance between two adjacent through grooves is equal.
The method for machining the fuel nozzle by the multi-station tool comprises the following steps:
s1, fixing the mounting plate of the tool on a workbench of a numerical control machining center;
s2, tooling of the first blank: firstly, taking a first blank, respectively corresponding two positioning holes of the first blank to two pin holes of a first machining station, inserting a pin between the pin hole and the positioning hole, respectively corresponding two through holes of the first blank to two threaded holes, and then penetrating a screw through the through hole and connecting the screw with the threaded hole in a threaded manner, so as to fix a first blank tool;
s3, processing two deep holes and shapes on the joint base of the first blank through a numerical control processing center; after machining, a worker tooling the first blank to a second machining position, sequentially machining a threaded joint A and an oil inlet hole on a part A to be machined of the first blank through a numerical control machining center, and meanwhile, continuing to tooling a second blank on the original first machining position; after machining, a worker puts the first blank on a third machining position, and a threaded joint B and an oil inlet hole are sequentially machined on the part B to be machined through a numerical control machining center;
and S4, finishing the step S3 to obtain a finished fuel nozzle shell, and then unloading the first blank from the third station by a worker, and repeating the operation to accelerate the machining speed of the blank.
The invention has the following advantages: the invention has compact structure and simple operation, reduces the clamping and disassembling time and improves the processing efficiency.
Drawings
FIG. 1 is a schematic structural view of a finished fuel nozzle;
FIG. 2 is a cross-sectional view A-A of FIG. 1;
FIG. 3 is a schematic structural view of a blank;
FIG. 4 is a right side view of FIG. 3;
FIG. 5 is a schematic structural view of the present invention;
FIG. 6 is a schematic view of a tooling for a first blank;
FIG. 7 is a schematic structural view of a first blank after being sequentially assembled to a first processing station, a second processing station and a third processing station;
in the figure, 1-a connector base, 2-a threaded connector A, 3-a threaded connector B, 5-a deep hole, 6-a positioning hole, 7-a through hole, 8-an oil inlet hole, 9-a part to be processed A, 10-a part to be processed B, 11-a mounting plate, 12-a through groove, 13-a pin hole, 14-a threaded hole, 15-a first blank and 18-a screw.
Detailed Description
The invention will be further described with reference to the accompanying drawings, without limiting the scope of the invention to the following:
as shown in fig. 5-7, a frock of multistation processing fuel nozzle casing, it includes mounting panel 11, on the top surface of mounting panel 11 and from the right side to left side be provided with first processing station, second processing station and third processing station in order, first processing station, second processing station and third processing station are all including seting up logical groove 12 on mounting panel 11, are located two pinhole 13 on logical groove 12 left and right sides, are located two screw holes 14 on logical groove 12 left and right sides, and two pinhole 13 are corresponding with two locating holes 6 on the blank respectively, and two screw holes 14 are corresponding with two through-holes 7 on the blank respectively, the line between two screw holes 14 of first processing station is the water flat line, and the line between two screw holes 14 of second processing station inclines upwards to the right side, and the line between two screw holes 14 of third processing station inclines upwards to the left side.
The distance between two adjacent through grooves 12 is equal.
The method for machining the fuel nozzle by the multi-station tool comprises the following steps:
s1, fixing the mounting plate 11 of the tool on a workbench of a numerical control machining center;
s2, tooling of the first blank 15: firstly, taking a first blank 15, respectively corresponding two positioning holes 6 of the first blank 15 to two pin holes 13 of a first machining position, inserting pins between the pin holes 13 and the positioning holes 6, respectively corresponding two through holes 7 of the first blank 15 to two threaded holes 14, and then penetrating screws 18 through the through holes 7 and in threaded connection with the threaded holes 14, so as to fix the first blank 15;
s3, processing two deep holes and shapes on the joint base 1 of the first blank 15 through a numerical control processing center; after machining, a worker carries out tool assembly on the first blank 15 to a second machining position, sequentially machines a screwed joint A2 and an oil inlet 8 on a part A9 to be machined of the first blank 15 through a numerical control machining center, and continues tool assembly on the original first machining position to obtain a second blank; after machining, a worker puts the first blank 15 on a third machining position, and sequentially machines a threaded joint B3 and an oil inlet hole 8 on a part B10 to be machined through a numerical control machining center;
and S4, finishing the step S3 to obtain a finished fuel nozzle shell, and then unloading the first blank from the third station by a worker, and repeating the operation to accelerate the machining speed of the blank.
Therefore, the finished fuel nozzle processed by the processing method only needs to be subjected to three-time tooling and is processed by three-time feed, and the traditional processing method needs to be subjected to multiple-time tooling and processing, so that the processing method obviously reduces the clamping and dismounting time, shortens the processing period and improves the processing efficiency.
Claims (3)
1. The utility model provides a frock of multistation processing fuel nozzle casing which characterized in that: the machining device comprises a mounting plate (11), wherein a first machining position, a second machining position and a third machining position are sequentially arranged on the top surface of the mounting plate (11) from right to left, the first machining position, the second machining position and the third machining position respectively comprise a through groove (12) formed in the mounting plate (11), two pin holes (13) located on the left side and the right side of the through groove (12) and two threaded holes (14) located on the left side and the right side of the through groove (12), the two pin holes (13) respectively correspond to two positioning holes (6) in a blank, the two threaded holes (14) respectively correspond to two through holes (7) in the blank, a connecting line between the two threaded holes (14) of the first machining position is a horizontal line, a connecting line between the two threaded holes (14) of the second machining position inclines upwards rightwards, a connecting line between the two threaded holes (14) of the third machining position inclines upwards leftwards, the process of machining the fuel nozzle shell by the tool is as follows:
s1, fixing the mounting plate 11 of the tool on a workbench of a numerical control machining center;
s2, tooling of the first blank 15: firstly, taking a first blank 15, respectively corresponding two positioning holes 6 of the first blank 15 to two pin holes 13 of a first machining position, inserting pins between the pin holes 13 and the positioning holes 6, respectively corresponding two through holes 7 of the first blank 15 to two threaded holes 14, and then penetrating screws 18 through the through holes 7 and in threaded connection with the threaded holes 14, so as to fix the first blank 15;
s3, processing two deep holes and shapes on the joint base 1 of the first blank 15 through a numerical control processing center; after machining, a worker carries out tool assembly on the first blank 15 to a second machining position, sequentially machines a screwed joint A2 and an oil inlet 8 on a part A9 to be machined of the first blank 15 through a numerical control machining center, and continues tool assembly on the original first machining position to obtain a second blank; after machining, a worker puts the first blank 15 on a third machining position, and sequentially machines a threaded joint B3 and an oil inlet hole 8 on a part B10 to be machined through a numerical control machining center;
and S4, finishing the step S3 to obtain a finished fuel nozzle shell, and then unloading the first blank from the third station by a worker, and repeating the operation to accelerate the machining speed of the blank.
2. The tool for multi-station machining of the fuel nozzle shell according to claim 1, is characterized in that: the distance between two adjacent through grooves (12) is equal.
3. The method for machining the fuel nozzle through the multi-station tool according to any one of claims 1-2, characterized by comprising the following steps: it comprises the following steps:
s1, fixing the mounting plate (11) of the tool on a workbench of a numerical control machining center;
s2, tooling of the first blank (15): firstly, a first blank (15) is taken, two positioning holes (6) of the first blank (15) are respectively corresponding to two pin holes (13) of a first machining position, a pin is inserted between each pin hole (13) and each positioning hole (6), two through holes (7) of the first blank (15) correspond to two threaded holes (14) respectively at the moment, and then a screw (18) penetrates through each through hole (7) and is in threaded connection with each threaded hole (14), so that the first blank (15) is fixed by a tool;
s3, processing two deep holes and shapes on the joint base (1) of the first blank (15) through a numerical control processing center; after machining, a worker is used for machining the first blank (15) to a second machining position, sequentially machining a threaded joint A (2) and an oil inlet hole (8) on a part A (9) to be machined of the first blank (15) through a numerical control machining center, and meanwhile, continuously machining a second blank on the original first machining position; after machining, a worker sets the first blank (15) on a third machining position, and a screwed joint B (3) and an oil inlet (8) are sequentially machined on the part B (10) to be machined through a numerical control machining center;
and S4, finishing the step S3 to obtain a finished fuel nozzle shell, and then unloading the first blank from the third station by a worker, and repeating the operation to accelerate the machining speed of the blank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811221843.9A CN109396884B (en) | 2018-10-19 | 2018-10-19 | Tool and method for multi-station machining of fuel nozzle shell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811221843.9A CN109396884B (en) | 2018-10-19 | 2018-10-19 | Tool and method for multi-station machining of fuel nozzle shell |
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| Publication Number | Publication Date |
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| CN109396884A CN109396884A (en) | 2019-03-01 |
| CN109396884B true CN109396884B (en) | 2021-08-10 |
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| CN201811221843.9A Active CN109396884B (en) | 2018-10-19 | 2018-10-19 | Tool and method for multi-station machining of fuel nozzle shell |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113909505B (en) * | 2020-07-09 | 2023-02-28 | 中国航发商用航空发动机有限责任公司 | Valve mounting seat, manufacturing method thereof, transposition tool and aircraft engine |
| CN112405022B (en) * | 2020-10-16 | 2022-10-18 | 中国航发沈阳黎明航空发动机有限责任公司 | Deep hole drilling clamp for complex nozzle shell and using method |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201856099U (en) * | 2010-10-29 | 2011-06-08 | 重庆建设摩托车股份有限公司 | Quick-change device for fixtures of machining center |
| CN102528386B (en) * | 2010-12-30 | 2013-11-27 | 沈阳黎明航空发动机(集团)有限责任公司 | Method for processing nozzle shell by using bar stock |
| CN102794653B (en) * | 2012-08-22 | 2015-07-01 | 无锡鹰贝精密轴承有限公司 | Valve core multi-station processing tool equipment |
| CN203125167U (en) * | 2012-12-20 | 2013-08-14 | 西安航空动力控制科技有限公司 | Universal clamp carrying out positioning in one-face two-hole mode |
| KR101485560B1 (en) * | 2013-01-14 | 2015-01-22 | 주식회사 우진정공 | Bus bar processing supporter for turning punch molding |
| CN204195837U (en) * | 2014-07-22 | 2015-03-11 | 成都航利航空科技有限责任公司 | A kind of sheet aviation part more than one piece positioning clamping device |
| CN204036069U (en) * | 2014-07-22 | 2014-12-24 | 成都航利航空科技有限责任公司 | A kind of machining center multi-station clamp device |
| CN204053597U (en) * | 2014-09-05 | 2014-12-31 | 山东安博机械科技股份有限公司 | A kind of intersection V-type housing processing tool of V-type distance rod |
| CN104493773B (en) * | 2014-12-16 | 2016-05-25 | 北京航天新风机械设备有限责任公司 | A kind of inertial nevigation apparatus installation accuracy is adjusted frock |
| CN105458626B (en) * | 2015-12-11 | 2017-10-10 | 中国南方航空工业(集团)有限公司 | Processing control method for aero-engine fuel nozzle part |
| CN205571959U (en) * | 2016-03-12 | 2016-09-14 | 杭州宏科自动化机械有限公司 | Frock clamp of reductor body |
| CN205703373U (en) * | 2016-06-22 | 2016-11-23 | 凯嘉（福建）科技有限公司 | A kind of frock realizing the processing of multi-work piece multistation |
| CN106271776B (en) * | 2016-09-20 | 2018-04-13 | 河南理工大学 | For processing three station pneumatic positioning clamping devices of housing part |
| CN106271777B (en) * | 2016-09-20 | 2018-04-24 | 河南理工大学 | Multistation fast pneumatic positions clamping tool |
| CN206839678U (en) * | 2017-06-08 | 2018-01-05 | 绵阳奥力达科技有限公司 | A kind of frock for meeting any angle processing |
| CN107717547B (en) * | 2017-11-01 | 2019-08-06 | 北京星航机电装备有限公司 | A kind of multistation inner wing class parts fixation processing method |
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Inventor after: Wu Wenfeng Inventor after: Zhang Yushuang Inventor after: You Jiang Inventor after: Gao Xinghu Inventor before: Wu Wenfeng Inventor before: Zhang Yushuang Inventor before: You Jiang Inventor before: Gao Xinghu |
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