CN108161432A - A kind of gap assembly method for being used to group platform installation based on instrument room - Google Patents
A kind of gap assembly method for being used to group platform installation based on instrument room Download PDFInfo
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- CN108161432A CN108161432A CN201711224865.6A CN201711224865A CN108161432A CN 108161432 A CN108161432 A CN 108161432A CN 201711224865 A CN201711224865 A CN 201711224865A CN 108161432 A CN108161432 A CN 108161432A
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- China
- Prior art keywords
- group platform
- gap
- type beam
- middle boxes
- platform
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P21/00—Machines for assembling a multiplicity of different parts to compose units, with or without preceding or subsequent working of such parts, e.g. with programme control
Abstract
The present invention provides a kind of gap assembly method for being used to group platform installation based on instrument room, includes the following steps：(a) K-type beam is placed in middle boxes, and middle boxes are placed on riveting assembly jig platform；(b) used group platform is placed in middle boxes and K-type beam, is used to group platform and is fastened with positioning fixture；(c) used gap A between group platform and middle boxes, K-type beam is measured；(d) it is added gasket between used group platform and middle boxes, K-type beam；(e) be spirally connected used group platform and middle boxes, K-type beam；(f) used bolt between group platform and positioning fixture is unclamped, used bolt between group platform and positioning fixture is measured and is spirally connected the gap B at place；(g) it is connected at bolt between used group platform and middle boxes, K-type beam, second of progress cushioning adjustment.The method of the present invention improves an assembly yield, improves used group platform efficiency of assembling, ensure that used group platform assembling quality, meets design requirement after making used group platform assembling.
Description
Technical field
The invention belongs to a kind of component assembling methods, and in particular to a kind of gap dress for being used to group platform installation based on instrument room
Method of completing the square.
Background technology
Instrument room between rocket body final-stage engine and Upper Stage payload, it other than transmitting propelling force of rocket,
The pulsating load of rocket engine is also transmitted, the important function of carrying and connection is played in entire rocket body structure, is delivery fire
Important component part in all multi-sections of arrow.Instrument cabin structure is usually cylindrical or frustoconical shell type structure, internal instrument
Device stent, instrument cellular board, instrument are used to the spare parts such as group platform and carry various instrument and equipments, and these equipment play delivery fire
The important communication of arrow, navigation, control action.
Used group platform is pacified as the important electrical system such as gyroscopic apparatus, navigation equipment and control system is carried on carrier rocket
Horizontalization platform ensures that it assembles the accuracy of form and position in instrument room and just seems of crucial importance.Used group platform assembly precision in instrument room
Ensured by section assembly shop, be used to depth of parallelism requirement≤0.3mm of group platform upper surface and lower end frame bottom surface.Used group platform is adopted
With tool locating, since two kinds of connector material ductilities of used group platform and positioning tool can be different, being spirally connected after tightening, it is flat to be used to group
To different degrees of stress deformation occur for platform and positioning tool, leads to used group platform and after the assembling of K-type beam, tooling of dismantling is used to group
Stress release between platform and positioning tool, platform surface have different degrees of warpage, and used group platform flatness is difficult to ensure that.After
And used group platform upper surface and the depth of parallelism of housing lower end frame bottom surface is caused more to be difficult to ensure that.This flatness, the depth of parallelism surpass
Difference can directly influence instrument and equipment, the normal use of gyroscopic apparatus and the regulation and control work of rocket body flight attitude, and then influence
The success rate of rocket launching.
Invention content
The present invention provides one kind and is based on for the overproof problem of geometric tolerance after group platform assembles is used in carrier rocket instrument room
Instrument room is used to the gap assembly method of group platform installation, improves used group platform efficiency of assembling, ensure that assembling quality
Realize the technical solution of the object of the invention：A kind of gap assembly method for being used to group platform installation based on instrument room,
Include the following steps：
(a) positioning fixture is installed on riveting assembly jig platform；K-type beam is placed in middle boxes, and middle boxes are placed on
It rivets on assembly jig platform；
(b) used group platform is placed in middle boxes and K-type beam, is adjusted used group platform and is bonded then with positioning fixture positioning surface
Fastening；
(c) used gap A between group platform and middle boxes, K-type beam is measured, record often locates gap A numerical value；
(d) add the gasket of respective clearance numerical value thickness at used gap A between group platform and middle boxes, K-type beam, to disappear
Except used group platform and middle boxes, the uneven gap of K-type beam；
(e) according to the bolt hole of used group platform to K-type beam, middle boxes open-work, be spirally connected used group platform and middle boxes, K-type beam；
(f) used connection bolt between group platform and positioning fixture is unclamped, measures used bolt between group platform and positioning fixture
Be spirally connected the gap B at place, records each bolt and is spirally connected the gap B numerical value at place；
(g) unclamp it is used connects bolt between group platform and middle boxes, K-type beam, used group platform and middle boxes, K-type beam it
Between at connection bolt, second carries out cushioning adjustment；
(h) it after cushioning, screws tight and bolt is connected between used group platform and middle boxes, K-type beam, measure used group platform and locating clip
Gap B between tool if spacing maxima and minimum value≤0.1mm, adjustment terminate, otherwise, continues (g) step.
A kind of gap assembly method for being used to group platform installation based on instrument room as described above, described in step (g)
It is used to be connected at bolt between group platform and middle boxes, K-type beam, second of progress cushioning adjustment, with gap width minimum in the B of gap
On the basis of, cushioning, remaining position cushioning, cushioning thickness are not gap width at the bolt and the difference of minimum clearance value at minimum clearance
Value.
A kind of gap assembly method for being used to group platform installation based on instrument room as described above, described in K-type beam be K-type
Carbon fiber beam.
A kind of gap assembly method for being used to group platform installation based on instrument room as described above, described in adjustment to be used to group flat
Platform is bonded with positioning fixture positioning surface and then is fastened using bolt.
A kind of gap assembly method for being used to group platform installation based on instrument room as described above, uses clearance gauge to measure used group
Gap A between platform and middle boxes, K-type beam；Used gap B between group platform and positioning fixture is measured using clearance gauge.
Effect of the invention is that：
A kind of gap assembly method for being used to group platform installation based on instrument room of the present invention, is successfully solved and assembled
In the process since used stress deformation problem between group platform and positioning fixture causes the used group platform assembling overproof problem of morpheme, improve
Assembly yield improves used group platform efficiency of assembling, ensure that used group platform assembling quality, after making used group platform assembling
Meet design requirement.
The gap assembly method for being used to group platform installation based on instrument room of the invention, position, assembling, drill including installation,
The processes such as be spirally connected, and is used to cantilever type branch group platform, satellite cut spring stent and each delivery portion piece housing suitable for instrument room
Frame part working platform face, bracket mounting face in assembling process have horizontal plane the assembly work of high-precision requirement.
Description of the drawings
Fig. 1 is used group platform positioning fixture schematic diagram；
Fig. 2 is used group platform, middle boxes, K-type beam schematic diagram；
Fig. 3 is used group platform and middle boxes, K-type beam gap A schematic diagrames；
Fig. 4 is used group platform bolt hole distribution schematic diagram；
Fig. 5 is used B schematic diagrames in gap between group platform and positioning fixture；
In figure：1- positioning fixtures；2-K type beams；3- is used to group platform；4- middle boxes；5- instrument room housings；6 riveting assembly types
Body panel；7 bolts hole.
Specific embodiment
In the following with reference to the drawings and specific embodiments between it is of the present invention it is a kind of based on instrument room be used to group platform installation
Gap assembly method is further described.
As shown in Figures 1 to 5, a kind of gap assembly method for being used to group platform installation based on instrument room of the present invention,
It includes the following steps：
(a) positioning fixture 1 is installed on riveting assembly jig platform 6；K-type beam 2 (K-type carbon fiber beam) is placed on middle boxes
On 4, middle boxes 4 are placed on riveting assembly jig platform 6；
(b) used group platform 3 is placed in middle boxes 4 and K-type beam 2, is adjusted used group platform 3 and is positioned face paste with positioning fixture 1
It closes, screws tight used group platform 3 and positioning fixture 1 with bolt, ensure its rigging position；
(c) used gap A between group platform 3 and middle boxes 4, K-type beam 2 is measured with clearance gauge, record often locates gap A numerical value；
(d) add the gasket of respective clearance numerical value thickness at used gap A between group platform 3 and middle boxes 4, K-type beam 2,
To eliminate used group platform 3 and middle boxes 4,2 uneven gap of K-type beam；
(e) according to the bolt hole 7 of used group platform 3 to K-type beam 2,4 open-work of middle boxes, be spirally connected used group platform 3 and middle boxes 4,
K-type beam 2；
(f) used connection bolt between group platform 3 and positioning fixture 1 is unclamped, measures used spiral shell between group platform and positioning fixture 1
Bolt is spirally connected the gap B at place, records each bolt and is spirally connected the gap numerical value at place；
(g) it unclamps and is used to connect bolt between group platform 3 and middle boxes 4, K-type beam 2, in used group platform 3 and middle boxes 4, K-type
It is connected at bolt between beam 2, second of progress cushioning adjustment, on the basis of gap width minimum in the B of gap, at minimum clearance not
Cushioning, remaining position cushioning, cushioning thickness are gap width at the bolt and the difference of minimum clearance value；
(h) it after cushioning, screws tight and bolt is connected between used group platform 3 and middle boxes 4, K-type beam 2, measure used group platform 3 with determining
Gap B between position fixture 1 if spacing maxima and minimum value≤0.1mm, adjustment terminate, otherwise, continues (g) step.
Claims (7)
1. a kind of gap assembly method for being used to group platform installation based on instrument room, it is characterised in that：This method comprises the following steps：
(a) the installation positioning fixture (1) on riveting assembly jig platform (6)；K-type beam (2) is placed in middle boxes (4), intermediate
Frame (4) is placed on riveting assembly jig platform (6)；
(b) used group platform (3) is placed in middle boxes (4) and K-type beam (2), and it is fixed with positioning fixture (1) to adjust used group platform (3)
Plane fitting and then fastening；
(c) used gap A between group platform (3) and middle boxes (4), K-type beam (2) is measured, record often locates gap A numerical value；
(d) add the pad of respective clearance numerical value thickness at used gap A between group platform (3) and middle boxes (4), K-type beam (2)
Piece, to eliminate used group platform (3) and middle boxes (4), K-type beam (2) uneven gap；
(e) used group platform (3) is spirally connected in K-type beam (2), middle boxes (4) open-work according to the bolt hole (7) of used group platform (3)
Between frame (4), K-type beam (2)；
(f) used connection bolt between group platform (3) and positioning fixture (1) is unclamped, measures and is used between group platform and positioning fixture (1)
Bolt is spirally connected the gap B at place, records each bolt and is spirally connected the gap B numerical value at place；
(g) it unclamps used group platform (3) and middle boxes (4), K-type beam connects bolt between (2), in used group platform (3) and middle boxes
(4), it is connected at bolt between K-type beam (2), second of progress cushioning adjustment；
(h) it after cushioning, screws tight and bolt is connected between used group platform (3) and middle boxes (4), K-type beam (2), measure used group platform (3)
The gap B between positioning fixture (1) if spacing maxima and minimum value≤0.1mm, adjustment terminate, otherwise, continues (g)
Step.
2. a kind of gap assembly method for being used to group platform installation based on instrument room according to claim 1, it is characterised in that：
Being connected at bolt between used group platform (3) and middle boxes (4), K-type beam (2) described in step (g), second of progress cushioning tune
It is whole, on the basis of gap width minimum in the B of gap, not cushioning at minimum clearance, remaining position cushioning.
3. a kind of gap assembly method for being used to group platform installation based on instrument room according to claim 2, it is characterised in that：
It is described on the basis of gap width minimum in the B of gap, not cushioning at minimum clearance, remaining position cushioning, cushioning thickness is should
Gap width and the difference of minimum clearance value at bolt.
4. a kind of gap assembly method for being used to group platform installation based on instrument room according to claim 1, it is characterised in that：
The K-type beam (2) is K-type carbon fiber beam.
5. a kind of gap assembly method for being used to group platform installation based on instrument room according to claim 1, it is characterised in that：
The adjustment is used to group platform (3) and is bonded with positioning fixture (1) positioning surface and then is fastened using bolt.
6. a kind of gap assembly method for being used to group platform installation based on instrument room according to claim 1, it is characterised in that：
Used gap A between group platform (3) and middle boxes (4), K-type beam (2) is measured using clearance gauge.
7. a kind of gap assembly method for being used to group platform installation based on instrument room according to claim 1, it is characterised in that：
Used gap B between group platform (3) and positioning fixture (1) is measured using clearance gauge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201711224865.6A CN108161432B (en) | 2017-11-29 | 2017-11-29 | A kind of gap assembly method for being used to group platform installation based on instrument room |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711224865.6A CN108161432B (en) | 2017-11-29 | 2017-11-29 | A kind of gap assembly method for being used to group platform installation based on instrument room |
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| Publication Number | Publication Date |
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| CN108161432A true CN108161432A (en) | 2018-06-15 |
| CN108161432B CN108161432B (en) | 2019-08-13 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108857995A (en) * | 2018-08-10 | 2018-11-23 | 衡阳泰豪通信车辆有限公司 | A kind of assembly method and fixture of curved surface cabin |
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| US20160054147A1 (en) * | 2012-07-11 | 2016-02-25 | Bae Systems Information And Electronic Systems Integration Inc. | Advanced tactical line replaceable unit alignment system |
| CN106597625A (en) * | 2016-12-30 | 2017-04-26 | 西安航天精密机电研究所 | Rotating and positioning device for laser strap-down inertial measurement unit |
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| CN101791761A (en) * | 2010-04-07 | 2010-08-04 | 中国航空工业集团公司北京航空制造工程研究所 | Method for compensating for matching surface gap of skeleton and skin of aircraft structure |
| CN101837541A (en) * | 2010-04-23 | 2010-09-22 | 上海依赛工业有限公司 | Auto-gearshift assembly device |
| US20160054147A1 (en) * | 2012-07-11 | 2016-02-25 | Bae Systems Information And Electronic Systems Integration Inc. | Advanced tactical line replaceable unit alignment system |
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| CN108857995A (en) * | 2018-08-10 | 2018-11-23 | 衡阳泰豪通信车辆有限公司 | A kind of assembly method and fixture of curved surface cabin |
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| CN108161432B (en) | 2019-08-13 |
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