CN107628267B - Large-curvature airplane body assembly double-rail positioner unit - Google Patents
Large-curvature airplane body assembly double-rail positioner unit Download PDFInfo
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- CN107628267B CN107628267B CN201710640082.XA CN201710640082A CN107628267B CN 107628267 B CN107628267 B CN 107628267B CN 201710640082 A CN201710640082 A CN 201710640082A CN 107628267 B CN107628267 B CN 107628267B
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Abstract
The invention discloses a large-curvature airplane body assembly double-rail positioner unit, which comprises a first mounting seat, an upright post, a second mounting seat and a cantilever, wherein the first mounting seat is mounted on a tooling platform; the upright post is connected with the first mounting seat in a sliding manner through a first sliding mechanism, and a positioning pin is fixedly arranged on the upright post; a cantilever is arranged on the second mounting seat and is connected with the second mounting seat in a sliding manner through a second sliding mechanism; the second mounting seats on two sides of the cantilever are provided with symmetrical cantilever positioning fast locking pins, and the working end of the cantilever is provided with a product positioning pin bolt; the invention improves the telescopic distance and the reachable size of the positioner, enlarges the tooling space, reduces the later maintenance cost of the positioner and prolongs the service life of the positioner.
Description
Technical Field
The invention belongs to the technical field of airplane component assembling tool positioners, and particularly relates to a large-curvature airplane body assembling double-rail positioner unit.
Background
The airplane component assembly refers to that the manufactured airplane components are accurately positioned and riveted in an assembly jig to form a complete whole with accurate external dimensions of the components so as to enter the lower wheel assembly. In the process of assembling the framework, the airplane assembly fixture is required to accurately position important parts such as an airplane frame beam and the like, and then the outer skin is positioned and riveted by taking the frame beam structure as a reference.
The fuselage component of the airplane, especially the fuselage component of the medium and small sized airplane, the external outline is the cylinder of large curvature, in the course of fuselage assembly of the airplane, install the frame, machine such as roof beam of the fuselage component on the assembly type shelf of the airplane at first, then set up the locating point of the craft along the circumference of fuselage, the locator is set up in locating point of the craft and correspondent to the fabrication hole location of machine such as the frame roof beam, fasten and support machine.
However, the installation space of the existing positioner is limited, and the existing fixture positioner has large workload of regular inspection and repair and inconvenient maintenance after the precision exceeds the range of design indexes under the conditions of long-term use of grinding, vibration and the like, and the cost of the whole life cycle of the fixture is increased invisibly.
Disclosure of Invention
The invention aims to provide a double-rail positioner unit for assembling a large-curvature airplane body, which mainly comprises a first mounting seat, an upright post, a second mounting seat and a cantilever, wherein the first mounting seat is mounted on a tooling platform; the upright post is connected with the first mounting seat in a sliding manner through a first sliding mechanism; the cantilever is connected with the second mounting seat in a sliding manner through a second sliding mechanism; the invention can realize the enlargement of the assembly operation space of the large-curvature airplane components.
The invention is mainly realized by the following technical scheme: a double-rail positioner unit for assembling a large-curvature airplane body comprises a first mounting seat, an upright post, a second mounting seat and a cantilever, wherein the first mounting seat is mounted on a tooling platform; the upright post is connected with the first mounting seat in a sliding manner through a first sliding mechanism, so that the upright post can move back and forth on the first mounting seat, and a positioning pin is fixedly arranged on the upright post; a cantilever is arranged on the second mounting seat, the cantilever is connected with the second mounting seat in a sliding manner through a second sliding mechanism, and the first mounting seat and the second mounting seat are arranged in parallel; and the second mounting seats on two sides of the cantilever are provided with symmetrical cantilever positioning fast locking pins, and the working end of the cantilever is provided with a product positioning pin bolt.
The first sliding mechanism comprises a first guide rail fixedly arranged on the first mounting seat and a first sliding block arranged at the bottom of the upright post; the stand passes through first sliding block and first guide rail sliding connection, can realize that the stand reciprocates to slide on first mount pad.
The second sliding mechanism comprises a second guide rail fixedly arranged on the second mounting seat and a second sliding block fixedly arranged at the bottom of the cantilever; the cantilever passes through second sliding block and second guide rail sliding connection, can realize that the cantilever reciprocates to slide on the second mount pad.
In order to better realize the invention, further, the first guide rail and the second guide rail are both high-precision guide rails, so that the precise positioning is realized.
In the using process of the invention, the upright post can slide back and forth on the first mounting seat through the first sliding mechanism; when the position of the upright post is fixed, the positioning device is accurately positioned by using the positioning pin; when the upright post is moved, the positioning pin is pulled out, and the upright post slides forwards and backwards; when the position of the cantilever is fixed, the cantilever positioning quick lock pin is screwed to lock the cantilever, and a product positioning pin bolt at the working end of the cantilever positions a product; when the cantilever is moved, the cantilever positioning quick locking pin is unscrewed, and the position of the cantilever is adjusted.
In order to better implement the present invention, further, the upright post may be configured as a shrinking structure, and the shrinking structure is the prior art, and therefore, the details are not described again. The stand is contraction structure, can realize the regulation of locator three-dimensional degree, and according to the accessory of difference, the locator can be more nimble regulation, makes things convenient for the locator to accomodate simultaneously.
In order to better realize the invention, the upright column can be arranged into a multi-section structure, and the sections are movably connected with each other, so that the angle of the upright column can be flexibly adjusted, and meanwhile, the connecting position of the sections can be fixed. The stand can be as required, through the angle modulation locator's between the section of adjusting the stand and the section location angle, can fix the position between section and the section after the angle modulation, more nimble realization locator location, high-efficient assembly.
The positions of the first guide rail and the second guide rail can be vertically arranged, so that the positioner can be adjusted in two dimensions, the positioner can be adjusted left, right, front and back, the adjusting space of the positioner is enlarged to a greater degree, the degree of freedom of the positioner is increased, and flexible positioning is realized.
In order to better realize the invention, the first guide rail and the second guide rail are arranged in parallel, so that the movable distance of the positioner is enlarged, the positioning space is enlarged, the positioner is suitable for accessories with different sizes, and the assembly efficiency is improved.
In order to better implement the present invention, further, both ends of the first guide rail are provided with stoppers. The arrangement of the stop block can prevent the upright post from sliding out of the first guide rail.
In order to better implement the invention, further, a supporting lug is arranged on the second mounting seat, and the product positioning pin is fixedly arranged on the supporting lug so as to lock the cantilever.
The large-curvature airplane body is provided with the locator unit, and the locator unit can also be replaced by a box-type connection reconfigurable tool locator which is made into a detachable part.
The invention has the beneficial effects that:
(1) the vertical column is connected with the first mounting seat in a sliding mode through the first sliding mechanism, and the cantilever is connected with the second mounting seat in a sliding mode through the second sliding mechanism;
(2) the invention adopts a high-precision guide rail slide block movement mechanism, and adopts a positioning pin and a quick locking pin to carry out accurate positioning;
(3) the size and the angle of the upright post can be adjusted according to the assembly requirement, so that the deformation of the positioner is greatly reduced, the positioning precision of the tool is improved, and the service life of the positioner is prolonged;
(4) the invention comprises the first sliding mechanism and the second sliding mechanism, only the guide rail and the finished slide block need to be replaced in the later maintenance process, thereby greatly reducing the inspection frequency and the repair times of the positioner, facilitating the later maintenance and effectively reducing the maintenance cost of the positioner;
(5) the invention can change the size and the movement stroke of the positioner according to the assembly positioning requirements of different airplanes so as to adapt to the assembly requirements of airplane parts with different curvatures and sizes, has wide application range and better practicability.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic perspective view of the present invention;
FIG. 3 is a schematic view of the connection between the first mounting seat and the upright post;
fig. 4 is a schematic structural view of a cantilever positioning quick locking pin.
Wherein: 1-a first mounting seat, 2-a second mounting seat, 3-a vertical column, 4-a cantilever, 5-a product positioning pin bolt, 6-a positioning pin, 7-a cantilever positioning quick locking pin, 8-a first guide rail, 9-a first sliding block, 10-a second guide rail, 11-a second sliding block, 12-a stop block and 13-a supporting lug.
Detailed Description
Example 1:
a double-track locator unit for assembling a large-curvature airplane body comprises a first mounting seat 1 installed on a tooling platform, an upright post 3 installed at the free end of the first mounting seat 1, a second mounting seat 2 arranged at the top of the upright post 3, and a cantilever 4 arranged on the second mounting seat 2;
as shown in fig. 3, the upright column 3 is slidably connected to the first mounting seat 1 through a first sliding mechanism, and the first sliding mechanism includes a first guide rail 8 fixedly mounted on the first mounting seat 1 and a first sliding block 9 mounted at the bottom of the upright column 3; the upright post 3 is connected with the first guide rail 8 in a sliding manner through the first sliding block 9, so that the upright post 3 can slide back and forth on the first mounting seat 1; a positioning pin 6 is fixedly arranged on the upright post 3;
the second mounting seat 2 is provided with a cantilever 4, the cantilever 4 is connected with the second mounting seat 2 in a sliding manner through a second sliding mechanism, and the second sliding mechanism comprises a second guide rail 10 fixedly arranged on the second mounting seat 2 and a second sliding block 11 fixedly arranged at the bottom of the cantilever 4; the cantilever 4 is connected with the second guide rail 10 in a sliding way through a second sliding block 11, so that the cantilever 4 can slide back and forth on the second mounting seat 2; the first mounting seat 1 and the second mounting seat 2 are arranged in parallel;
as shown in fig. 4, a supporting lug 13 is arranged on the second mounting seat 2 on the side of the cantilever 4, a cantilever positioning snap lock pin 7 is arranged on the supporting lug 13, and the supporting lug 13 and the cantilever positioning snap lock pin 7 are symmetrically mounted on the second mounting seat 2; and a product positioning pin bolt 5 is arranged at the working end of the cantilever 4.
In the using process of the invention, when the positions of the upright post 3 and the first mounting seat 1 are adjusted, the positioning pin 6 is pulled out, the upright post 3 can slide back and forth on the first guide rail 8 through the first sliding block 9, so that the positions of the upright post 3 and the first mounting seat 1 are adjusted, and when the positions of the upright post 3 and the first mounting seat 1 are fixed, the positioning pin 6 is used for accurately positioning the positioner; when the positions of the cantilever 4 and the second installation seat 2 are adjusted, the cantilever positioning quick locking pin 7 is unscrewed, the cantilever 4 can slide back and forth on the second guide rail 10 through the second sliding block 11, and when the positions of the cantilever 4 and the second installation seat 2 are fixed, the cantilever positioning quick locking pin 7 is screwed to fix the position of the cantilever 4.
The vertical column 3 is connected with the first mounting seat 1 in a sliding mode through the first sliding mechanism, the cantilever 4 is connected with the second mounting seat 2 in a sliding mode through the second sliding mechanism, and the angle of the vertical column 3 can be set according to needs.
The size and the angle of the upright post 3 can be adjusted according to the assembly requirement, so that the deformation of the positioner is greatly reduced, the positioning precision of the tool is improved, and the service life of the positioner is prolonged; the invention comprises the first sliding mechanism and the second sliding mechanism, only the guide rail and the finished slide block need to be replaced in the later maintenance process, thereby greatly reducing the inspection frequency and the repair times of the positioner, facilitating the later maintenance and effectively reducing the maintenance cost of the positioner; the invention can change the size and the movement stroke of the positioner according to the assembly positioning requirements of different airplanes so as to adapt to the assembly requirements of airplane parts with different curvatures and sizes, has wide application range and better practicability.
Example 2:
this embodiment is further optimized on embodiment 1's basis, first mount pad 1 and 2 parallel arrangement of second mount pad, and first guide rail 8 and second guide rail 10 set up perpendicularly, can realize the locator around, control position adjustment, the locator can be as required nimble adjustment position, has improved the degree of freedom of locator, effectively improves the efficiency of frock assembly.
The rest of this embodiment is the same as embodiment 1, and thus, the description thereof is omitted.
Example 3:
the embodiment is further optimized on the basis of embodiment 1, as shown in fig. 1 and fig. 2, the upright column 3 comprises two sections, the sections are fixedly connected with each other, one section of the upright column 3 is vertically arranged on the first mounting seat 1, and the section is slidably connected with the first mounting seat 1 through a first guide rail 8 and a slider mechanism; the other section of the upright post 3 is obliquely arranged according to the assembly requirement and is in sliding connection with the second mounting seat 2 through a second guide rail 10 and a sliding block mechanism; the first mounting seat 1 and the second mounting seat 2 are arranged in parallel, and the positioner can be adjusted forwards and backwards; both ends of first guide rail 8 all are provided with dog 12, can prevent first sliding block 9 roll-off first mount pad 1.
According to the invention, the size and the angle of the upright post 3 are adjusted according to the assembly requirement, so that the deformation of the positioner is greatly reduced, the positioning precision of the tool is improved, and the service life of the positioner is prolonged; the telescopic distance and the reachable size of the positioner are improved, the problem that the operation space of a traditional tool is narrow is solved, the tool space is more open, the operation is convenient and fast, and the tool assembly efficiency is effectively improved.
The rest of this embodiment is the same as embodiment 1, and thus, the description thereof is omitted.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and all simple modifications and equivalent variations of the above embodiments according to the technical spirit of the present invention are included in the scope of the present invention.
Claims (6)
1. A double-track locator unit for assembling a large-curvature airplane body is characterized by comprising a first mounting seat (1) arranged on a tooling platform, an upright post (3) arranged at the free end of the first mounting seat (1), a second mounting seat (2) arranged at the top of the upright post (3), and a cantilever (4) arranged on the second mounting seat (2); the upright post (3) is connected with the first mounting seat (1) in a sliding manner through a first sliding mechanism, so that the upright post (3) can move back and forth on the first mounting seat (1); a positioning pin (6) is fixedly arranged on the upright post (3); a cantilever (4) is arranged on the second mounting seat (2), the cantilever (4) is connected with the second mounting seat (2) in a sliding manner through a second sliding mechanism, and the first mounting seat (1) and the second mounting seat (2) are arranged in parallel; the cantilever positioning quick locking device is characterized in that symmetrical cantilever positioning quick locking pins (7) are arranged on the second mounting seats (2) on two sides of the cantilever (4), and a product positioning pin bolt (5) is arranged at the working end of the cantilever (4).
2. A large-curvature airplane fuselage assembly double-rail positioner unit according to claim 1, characterized in that the first sliding mechanism comprises a first guide rail (8) fixedly mounted on the first mounting seat (1), and a first sliding block (9) mounted at the bottom of the upright (3); stand (3) are through first sliding block (9) and first guide rail (8) sliding connection, can realize that stand (3) slide back and forth on first mount pad (1).
3. A high-curvature aircraft fuselage assembly double-rail locator unit as claimed in claim 2, characterized in that the first guide rail (8) is provided with a stop (12) at both ends.
4. A large-curvature airplane fuselage assembly double-rail positioner unit according to claim 2 or 3, characterized in that the second sliding mechanism comprises a second guide rail (10) fixedly mounted on the second mounting seat (2), and a second sliding block (11) fixedly arranged at the bottom of the cantilever (4); the cantilever (4) is connected with the second guide rail (10) in a sliding mode through the second sliding block (11), and the cantilever (4) can slide back and forth on the second mounting seat (2).
5. A large-curvature aircraft fuselage assembly double-rail locator unit as claimed in claim 4, characterized in that the first guide rail (8) and the second guide rail (10) are arranged in parallel.
6. A high-curvature aircraft fuselage assembly double-rail locator unit as claimed in claim 1, characterized in that the second mounting seat (2) is provided with a supporting lug (13), and the product locating pin (5) is fixedly arranged on the supporting lug (13) so as to lock the cantilever (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710640082.XA CN107628267B (en) | 2017-07-31 | 2017-07-31 | Large-curvature airplane body assembly double-rail positioner unit |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710640082.XA CN107628267B (en) | 2017-07-31 | 2017-07-31 | Large-curvature airplane body assembly double-rail positioner unit |
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| Publication Number | Publication Date |
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| CN107628267A CN107628267A (en) | 2018-01-26 |
| CN107628267B true CN107628267B (en) | 2020-11-10 |
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| CN201710640082.XA Active CN107628267B (en) | 2017-07-31 | 2017-07-31 | Large-curvature airplane body assembly double-rail positioner unit |
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Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109435274B (en) * | 2018-09-30 | 2021-04-13 | 航天材料及工艺研究所 | Positioning and assembling method and device for part and composite material framework skin structure |
| CN112340055B (en) * | 2020-09-30 | 2022-05-10 | 成都飞机工业（集团）有限责任公司 | Column cardboard location assembly type frame |
| CN112373717B (en) * | 2020-10-30 | 2022-10-11 | 哈尔滨飞机工业集团有限责任公司 | Assembly method for variable-curvature welding part structure of airplane |
| CN112605924A (en) * | 2020-12-15 | 2021-04-06 | 西安飞机工业（集团）有限责任公司 | Positioning structure and positioning method of wing leading edge rib |
| CN113385913B (en) * | 2021-06-25 | 2022-05-10 | 成都飞机工业（集团）有限责任公司 | Lug joint locking mechanism with multi-degree-of-freedom adjustment |
| CN113263311B (en) * | 2021-07-16 | 2021-09-28 | 成都飞机工业（集团）有限责任公司 | Modularized positioning system for airplane rapid assembly and assembling and adjusting method thereof |
| CN114647895B (en) * | 2022-03-25 | 2024-08-09 | 成都飞机工业（集团）有限责任公司 | Method for setting positioning points for assembly of aircraft structural member |
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| CN101028870A (en) * | 2007-04-12 | 2007-09-05 | 沈阳飞机工业（集团）有限公司 | Method for digitally assembling spatial composite angle positioner tool |
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| US20160207202A1 (en) * | 2015-01-20 | 2016-07-21 | The Boeing Company | Tool Changer |
| US20170182666A1 (en) * | 2015-12-29 | 2017-06-29 | The Boeing Company | Self-Locating Robots |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106507918B (en) * | 2009-11-13 | 2014-08-06 | 成都飞机工业（集团）有限责任公司 | Method and the combined type weighing device that aircraft of weighing determines position of centre of gravity is hung in parsing |
| CN104029149B (en) * | 2014-06-06 | 2016-08-17 | 成都飞机工业（集团）有限责任公司 | Aircraft product back segment parts mobile positioning apparatus |
| CN207468041U (en) * | 2017-11-24 | 2018-06-08 | 苏州慧捷自动化科技有限公司 | A kind of hanging motion for carrying out plane adjustment |
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- 2017-07-31 CN CN201710640082.XA patent/CN107628267B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101028870A (en) * | 2007-04-12 | 2007-09-05 | 沈阳飞机工业（集团）有限公司 | Method for digitally assembling spatial composite angle positioner tool |
| CN203600096U (en) * | 2013-10-15 | 2014-05-21 | 中国商用飞机有限责任公司 | Positioning tool for airplane interior support |
| US20160207202A1 (en) * | 2015-01-20 | 2016-07-21 | The Boeing Company | Tool Changer |
| US20170182666A1 (en) * | 2015-12-29 | 2017-06-29 | The Boeing Company | Self-Locating Robots |
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