CN105904428B - A kind of precise machining device and its application method for covering line - Google Patents

A kind of precise machining device and its application method for covering line Download PDF

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Publication number
CN105904428B
CN105904428B CN201610422448.1A CN201610422448A CN105904428B CN 105904428 B CN105904428 B CN 105904428B CN 201610422448 A CN201610422448 A CN 201610422448A CN 105904428 B CN105904428 B CN 105904428B
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China
Prior art keywords
slide guide
machining device
precise machining
base
covering
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CN201610422448.1A
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CN105904428A (en
Inventor
刘娜
齐红德
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Shenyang Aircraft Industry Group Co Ltd
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Shenyang Aircraft Industry Group Co Ltd
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Priority to CN201610422448.1A priority Critical patent/CN105904428B/en
Publication of CN105904428A publication Critical patent/CN105904428A/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B25HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25HWORKSHOP EQUIPMENT, e.g. FOR MARKING-OUT WORK; STORAGE MEANS FOR WORKSHOPS
    • B25H7/00Marking-out or setting-out work
    • B25H7/04Devices, e.g. scribers, for marking
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23BTURNING; BORING
    • B23B49/00Measuring or gauging equipment on boring machines for positioning or guiding the drill; Devices for indicating failure of drills during boring; Centering devices for holes to be bored
    • B23B49/02Boring templates or bushings

Abstract

The present invention discloses a kind of precise machining device for covering line, has milling template, and milling template is provided with the slide guide slideway for being used for scriber walking and the scribe cuts of covering line;One end of milling template is arranged in first base by the first pinboard, and the other end of milling template is arranged in second base by the second pinboard;Scriber has pedestal, and one end of pedestal is alloy icking tool installation portion, and the bottom of pedestal is provided with the slide guide part for being used for coordinating with slide guide slideway;Installation portion is provided with the mounting hole for being used for installing alloy icking tool, the side wall of mounting hole is provided with oblong slots, banding compression spring between the root of alloy icking tool and installation portion, the middle part of alloy icking tool is provided with coordinates slide guide straight pin with oblong slots, and the termination of alloy icking tool is fixed by nut is tightened in installation portion.The apparatus structure is simple, and manufacturing cost is low, has extremely strong representativeness in covering milling precise machining device, and disposable high accuracy line can be realized for the larger metal plate covering of curvature.

Description

A kind of precise machining device and its application method for covering line
Technical field
The invention belongs to aeronautical manufacture engineering field, and in particular to it is a kind of for covering line precise machining device and Its application method.
Background technology
Precise machining device is mainly used in completing aircraft components or segment leaves the straight halved joint fraising of process allowance, facing cut Cut, the finishing work such as covering milling.Simultaneously can the work such as related completion some pairings, drilling, compensation processing.
Aircraft skin is typically mostly sheet metal component, the processing of sheet metal component be under normal temperature or the condition of high temperature (400 to 700 degree), Using the material such as material flexible relative and larger steel plate, aluminium sheet or the titanium plate of ductility, pass through panel beating instrument or hot forming Equipment, manufacture out the process of variety of shapes construction product.Panel beating production process mainly has 6 steps:Configurations, Panel beating, manufactured parts, assemble modification, surface treatment and form product.
Sheet metal component shape after, with other part combination assembling process generally ensure final matching requirements and Size positions relation is, it is necessary to leave certain process allowance, and these process allowances are to need milling in assembling or after assembling Fall.How to ensure the precision of covering milling under confined state, be a difficult point in aircraft assembling process.It is general real by scene Border situation, worker are rough milled and cut by hand by size, can only ensure the not high confined state of required precision, once and the assembling of product is smart Degree requires higher, just must be by special covering milling precise machining device.
The content of the invention
The purpose of the invention is a kind of precise machining device for covering line, as a kind of special covering milling Precise machining device, it is mainly used in the line milling work of big curvature covering.The apparatus structure is simple, and manufacturing cost is low, is covering There is extremely strong representativeness in skin milling precise machining device, disposable high accuracy can be realized for the larger metal plate covering of curvature Line, while can also realize drilling function, be that one kind can realize construction standard, can popularization and application chalker.
The technical scheme that the invention uses for:
A kind of precise machining device for covering line, there is milling template (5), milling template (5), which is provided with, to be used to draw The slide guide slideway of line device (6) walking and the scribe cuts (4) of covering line;One end of the milling template (5) passes through first Pinboard (8) is arranged in first base (1), and the other end of milling template (5) is arranged on the second bottom by the second pinboard (9) On seat (2);The scriber (6) has a pedestal (6.1), and one end of pedestal (6.1) is the installation portion of alloy icking tool (6.2), base The bottom of seat (6.1) is provided with the slide guide part for being used for coordinating with slide guide slideway;The installation portion, which is provided with, to be used to install alloy icking tool (6.2) mounting hole, the side wall of mounting hole are provided with oblong slots, bound round between the root of the alloy icking tool (6.2) and installation portion Tight compression spring (6.5), the middle part of alloy icking tool (6.2) are provided with the slide guide straight pin (6.4) coordinated with oblong slots, alloy icking tool (6.2) termination is fixed by nut and is tightened on installation portion.
A kind of described precise machining device for covering line, the both sides of the slide guide slideway are respectively provided with slide guide steel plate (7), the slide guide part of the scriber (6) coordinates with slide guide steel plate (7).
A kind of described precise machining device for covering line, the slide guide part of the scriber (6) is copper traveller I (6.8) and copper traveller II (6.9), the copper traveller I (6.8) and copper traveller II (6.9) are arranged on the bottom of pedestal (6.1).
A kind of described precise machining device for covering line, also has on the pedestal (6.1) of the scriber (6) and peace The through hole of dress portion upper installing hole connection, holding screw (6.10) acts on alloy icking tool (6.2) by through hole, by alloy icking tool (6.2) it is locked on installation portion.
A kind of described precise machining device for covering line, the other end of the pedestal (6.1) are provided with limiting plate (6.6) it is used to prevent slide guide part from skidding off slide guide slideway.
A kind of described precise machining device for covering line, first pinboard (8) pass through special-shaped alignment pin (11) it is arranged in first base (1);Second pinboard (9) is identical with the structure of the first pinboard (8), second bottom Seat (2) is identical with the structure of first base (1), and the connected mode of second pinboard (9) and second base (2) is the same as described the One pinboard (8) and the connected mode of first base (1);The first base (1) is provided with the V-type mounting seat extended laterally (14), first pinboard (8) is arranged in V-type mounting seat (14) by special-shaped alignment pin (11);The special-shaped alignment pin (11) middle part is provided with the spiro union portion (11.1) being connected with the first pinboard (8), the one end tool of the special-shaped alignment pin (11) There is gap (11.2), eyelet bolt (13) and handle nut (12) are by acting on gap (11.2), by special-shaped alignment pin (11) It is pressed in V-type mounting seat (14).
A kind of described precise machining device for covering line, the inwall both sides of the V-type mounting seat (14) are set respectively There are mirror steel plate I (15) and mirror steel plate II (16), institute's eyelet bolt (13) and handle nut (12) are special-shaped fixed by acting on The gap (11.2) of position pin (11), special-shaped alignment pin (11) is pressed on mirror steel plate I (15) and mirror steel plate II (16).
A kind of described precise machining device for covering line, it is additionally provided with the milling template (5) and several is used to pacify Fill the hole position (3) of drill bushing.
A kind of application method of the described precise machining device for being used for covering line, comprises the following steps:
1) by first base (1) and second base (2) by precise machining device integral installation corresponding to covering to be rule Frock framework on;
2) installation site of precise machining device is accurately adjusted by instrument ball and laser tracker, it is ensured that milling template (5) On scribe cuts (4) it is parallel with cover edges to be rule, and curvature is coincide;
3) scriber (6) is promoted, completes covering line work.
Described application method, in addition to step 4) by quick-release by holding drill bushing (10) installed in milling template (5) In hole position, the boring work of covering is completed.
The invention has the advantages that:The apparatus structure is compact, definite functions, repeats dismounting and uses, knot Structure is splicing structure, and material selection is reasonable, and lighter in weight is very easy to use;Scriber delicate structure, by optimization design, With extremely strong generalization, the scriber can be that the covering of different curvature is rule, and be a kind of design with extremely strong versatility; Milling template also acts as the effect of drilling in addition to being the carrier of scriber, masters many skills while specializing in one;The precise machining device fills when designing Divide the surplus for considering metal plate covering to choose, leave sufficient operating space, with reference to man-machine design, make execute-in-place more human nature Change.
A kind of precise machining device for covering line of the invention.Simple in construction, wherein scriber is the device Core operation part.The precise machining device, the line milling work of big curvature covering can be mainly used in.Milling template is this dress The main framework put, the slide guide slideway of scriber and the scribe cuts of covering line, while the milling template are designed with thereon The boring work of covering connecting hole can also be realized, by the hole position in template, drill bushing is held using quick-release and realizes hand drill. Slide guide steel plate can be arranged in milling template by slide guide slideway both sides of the screw along scriber so that scriber is uniform thereon Slide, along the line of corresponding path implementation covering.Milling template is connected with two special-shaped alignment pins respectively by both sides pinboard, Special-shaped alignment pin is used for smoothly fixing to clamp above-mentioned entirety about on base.Special-shaped alignment pin passes through eyelet bolt Realize and compress with handle nut, rotation dismounting can be realized by rotating shaft.During to prevent special-shaped alignment pin clamping and positioning, because squeezing Aluminium base base is damaged in the effect of pressure by pressure, so respectively installing mirror steel plate at one in base both sides with screw.Single unit system assembles After, by floor installation in position needed for work.
Alloy icking tool (W18Cr4V) in scriber, its root banding compression spring, middle part is realized by slide guide straight pin Sliding up and down in pedestal oblong slots, termination are fixed by hexagon thin nut and are tightened on pedestal.Due to the song of aircraft skin Rate is change, and the distance with milling template sliding way is non-constant, therefore can be by adjusting the position of scriber above-below direction, can To realize uniformly line, and to be the scriber rule and design most important reason not just for aircraft skin at one, and it can Think the covering line of different curvature, regulation line distance just seems increasingly important and urgent.Two copper travellers on pedestal exist Slided on slide guide steel plate, be the major control element of covering line locus.Limiting plate on pedestal is arranged on by screw For preventing copper traveller from skidding off pedestal.And after holding screw is used for alloy icking tool adjustment good position, it is located locked.
Brief description of the drawings
Fig. 1 is a kind of dimensional structure diagram of precise machining device for covering line of the invention.
Fig. 2 is a kind of structural representation of precise machining device for covering line shown in Fig. 1.
Fig. 3 is a kind of rearview of precise machining device for covering line shown in Fig. 1.
Fig. 4 is A-A sectional views described in Fig. 3.
Fig. 5 is the structural representation of scriber in the invention.
Fig. 6 is the front view of scriber shown in Fig. 5.
Fig. 7 is the upward view of scriber shown in Fig. 5.
Fig. 8 is the side view of scriber shown in Fig. 5.
Fig. 9 is scriber and the assembling schematic diagram of milling template in the invention.
Figure 10 is (or the second pinboard and the second bottom of the first pinboard and first base connection diagram in the invention Seat connection diagram).
Figure 11 is the structural representation of special-shaped alignment pin in the invention.
Wherein, 1- first bases, 2- second bases, 3- hole positions, 4- scribe cuts, 5- milling templates, 6- scribers, 7- are led Sliding steel plate, the pinboards of 8- first, the pinboards of 9- second, 10- quick-releases hold drill bushing, 11- abnormal shape alignment pins, 12- handle nuts, 13- eyelet bolts, 14-V type mounting seats, 15- mirror steel plates I, 16- mirror steel plate II;6.1- pedestals, 6.2- alloy icking tools, 6.3- hexagon thin nuts, 6.4- slide guide straight pins, 6.5- compression springs, 6.6- limiting plates, 6.7- screws, 6.8- copper traveller I, 6.9- copper traveller II, 6.10- holding screws;11.1- spiro union portions, 11.2- gap.
Embodiment
A kind of precise machining device for covering line as shown in figs. 1-11, has milling template 5, is set in milling template 5 There are the slide guide slideway walked for scriber 6 and the scribe cuts 4 of covering line;One end of the milling template 5 passes through One pinboard 8 is arranged in first base 1, and the other end of milling template 5 is arranged in second base 2 by the second pinboard 9.
Scriber 6 has a pedestal 6.1 as shown in figures 5-9, and one end of pedestal 6.1 is the installation portion of alloy icking tool 6.2, pedestal 6.1 bottom is provided with the slide guide part for being used for coordinating with slide guide slideway;The installation portion, which is provided with, to be used to install alloy icking tool 6.2 Mounting hole, the side wall of mounting hole are provided with oblong slots, banding compression spring between the root of the alloy icking tool 6.2 and installation portion 6.5, the middle part of alloy icking tool 6.2 is provided with the slide guide straight pin 6.4 coordinated with oblong slots, and the termination of alloy icking tool 6.2 passes through six Angle thin nut 6.3 is fixed and is tightened in installation portion.Preferably, the both sides of the slide guide slideway are respectively provided with slide guide steel plate 7, described stroke The slide guide part of line device 6 coordinates with slide guide steel plate 7.The slide guide part of scriber 6 is copper traveller I6.8 and copper traveller II 6.9, institute State copper traveller I6.8 and copper traveller II 6.9 is arranged on the bottom of pedestal 6.1.On the pedestal 6.1 of scriber 6 also have with installation portion The through hole of mounting hole connection, holding screw 6.10 act on alloy icking tool 6.2 by through hole, alloy icking tool 6.2 are locked at into peace In dress portion.The other end of the pedestal 6.1 is provided with limiting plate 6.6 and is used to prevent slide guide part from skidding off slide guide slideway, limiting plate 6.6 The other end of pedestal 6.1 is fixed on by screw 6.7.
As shown in figs. 10-11, first pinboard 8 is arranged in first base 1 by special-shaped alignment pin 11;Described Two pinboards 9 are identical with the structure of the first pinboard 8, and the second base 2 is identical with the structure of first base 1, and described second The connected mode of pinboard 9 and second base 2 is the same as first pinboard 8 and the connected mode of first base 1;Its structure and company It is as follows to connect mode:The first base 1 is provided with the V-type mounting seat 14 extended laterally, and first pinboard 8 passes through abnormal shape Alignment pin 11 is arranged in V-type mounting seat 14;The middle part of the special-shaped alignment pin 11 is provided with and is spirally connected with what the first pinboard 8 was connected Portion 11.1, the one end of the special-shaped alignment pin 11 have gap 11.2, and eyelet bolt 13 and handle nut 12 are by acting on Gap 11.2, special-shaped alignment pin 11 is pressed in V-type mounting seat 14.Preferably, the inwall both sides of the V-type mounting seat 14 point Not She You mirror steel plate I15 and mirror steel plate II 16, institute's eyelet bolt 13 and handle nut 12 are by acting on special-shaped alignment pin 11 gap 11.2, special-shaped alignment pin 11 is pressed on mirror steel plate I15 and mirror steel plate II 16.In the milling template 5 It is additionally provided with several hole positions 3 for being used to install drill bushing.
A kind of application method of the above-mentioned precise machining device for covering line, comprises the following steps:
1) by first base 1 and second base 2 by precise machining device integral installation in work corresponding with covering to be rule Frame up on frame;
2) to consider scribing position when installing, the installation of precise machining device is accurately adjusted by instrument ball and laser tracker Position, it is ensured that the scribe cuts 4 in milling template 5 are parallel with cover edges to be rule, and curvature is coincide;
3) scriber 6 is promoted, completes the accurate line work of covering.
4) by the way that quick-release is held into drill bushing 10 in the hole position of milling template 5, the boring work of covering is completed.
5) scriber is pulled down, the milling line to different coverings is realized in different station;
6) to product riveting modification, deburring, and undercarriage.

Claims (9)

1. a kind of precise machining device for covering line, it is characterised in that there is milling template (5), milling template is set on (5) There are the slide guide slideway for scriber (6) walking and the scribe cuts (4) of covering line;One end of the milling template (5) It is arranged on by the first pinboard (8) in first base (1), the other end of milling template (5) is installed by the second pinboard (9) In second base (2);The scriber (6) has pedestal (6.1), and one end of pedestal (6.1) is the peace of alloy icking tool (6.2) Dress portion, the bottom of pedestal (6.1) are provided with the slide guide part for being used for coordinating with slide guide slideway;The installation portion is provided with to be used to install and closed The mounting hole of golden icking tool (6.2), the side wall of mounting hole are provided with oblong slots, the root of the alloy icking tool (6.2) and installation portion Between banding compression spring (6.5), the middle part of alloy icking tool (6.2) is provided with the slide guide straight pin (6.4) coordinated with oblong slots, closed The termination of golden icking tool (6.2) is fixed by nut and is tightened on installation portion;
First pinboard (8) is arranged in first base (1) by special-shaped alignment pin (11);Second pinboard (9) Identical with the structure of the first pinboard (8), the second base (2) is identical with the structure of first base (1), second switching The connected mode of plate (9) and second base (2) is the same as first pinboard (8) and the connected mode of first base (1);Described One base (1) is provided with the V-type mounting seat (14) extended laterally, and first pinboard (8) passes through special-shaped alignment pin (11) In V-type mounting seat (14);The middle part of the special-shaped alignment pin (11) is provided with the spiro union portion being connected with the first pinboard (8) (11.1), the one end of the special-shaped alignment pin (11) has gap (11.2), and eyelet bolt (13) and handle nut (12) are logical Cross and act on gap (11.2), special-shaped alignment pin (11) is pressed in V-type mounting seat (14).
2. a kind of precise machining device for covering line as claimed in claim 1, it is characterised in that the slide guide slideway Both sides are respectively provided with slide guide steel plate (7), and slide guide part and the slide guide steel plate (7) of the scriber (6) coordinate.
A kind of 3. precise machining device for covering line as claimed in claim 1 or 2, it is characterised in that the scriber (6) slide guide part is copper traveller I (6.8) and copper traveller II (6.9), and the copper traveller I (6.8) and copper traveller II (6.9) are set Put in the bottom of pedestal (6.1).
A kind of 4. precise machining device for covering line as claimed in claim 1, it is characterised in that the scriber (6) Pedestal (6.1) on also have the through hole that is connected with installation portion upper installing hole, holding screw (6.10) acts on alloy by through hole Icking tool (6.2), alloy icking tool (6.2) is locked on installation portion.
A kind of 5. precise machining device for covering line as claimed in claim 1, it is characterised in that the pedestal (6.1) The other end be provided with limiting plate (6.6).
A kind of 6. precise machining device for covering line as claimed in claim 1, it is characterised in that the V-type mounting seat (14) inwall both sides are respectively equipped with mirror steel plate I (15) and mirror steel plate II (16), the eyelet bolt (13) and handle spiral shell Special-shaped alignment pin (11) is pressed on mirror steel plate I by female (12) by acting on the gap (11.2) of special-shaped alignment pin (11) (15) and on mirror steel plate II (16).
A kind of 7. precise machining device for covering line as claimed in claim 1, it is characterised in that the milling template (5) several hole positions (3) for being used to install drill bushing are additionally provided with.
8. a kind of application method of precise machining device for being used for covering line as described in claim 1-7 is any, its feature exist In comprising the following steps:
1) by first base (1) and second base (2) by precise machining device integral installation in work corresponding with covering to be rule Frame up on frame;
2) installation site of precise machining device is accurately adjusted by instrument ball and laser tracker, it is ensured that in milling template (5) Scribe cuts (4) are parallel with cover edges to be rule, and curvature is coincide;
3) scriber (6) is promoted, completes covering line work.
9. application method as claimed in claim 8, it is characterised in that also including step 4) by the way that quick-release is held into drill bushing (10) In the hole position of milling template (5), the boring work of covering is completed.
CN201610422448.1A 2016-06-15 2016-06-15 A kind of precise machining device and its application method for covering line Active CN105904428B (en)

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CN108188997A (en) * 2017-12-08 2018-06-22 西安飞机工业(集团)有限责任公司 A kind of aircraft skin scarf line scoring tool and scribble method
CN109434638A (en) * 2018-11-05 2019-03-08 西安飞机工业(集团)有限责任公司 A kind of covering profile limit milling tools and polishing process
CN113000895B (en) * 2021-03-15 2022-08-23 浙江大学 Machine tool system for machining butt joint point holes of airplane wing bodies

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