CN104493773B - A kind of inertial nevigation apparatus installation accuracy is adjusted frock - Google Patents
A kind of inertial nevigation apparatus installation accuracy is adjusted frock Download PDFInfo
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- CN104493773B CN104493773B CN201410784451.9A CN201410784451A CN104493773B CN 104493773 B CN104493773 B CN 104493773B CN 201410784451 A CN201410784451 A CN 201410784451A CN 104493773 B CN104493773 B CN 104493773B
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- inertial nevigation
- nevigation apparatus
- base plate
- installing plate
- adjusting bolt
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B27/00—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B11/00—Work holders not covered by any preceding group in the subclass, e.g. magnetic work holders, vacuum work holders
- B25B11/02—Assembly jigs
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Connection Of Plates (AREA)
- Geophysics And Detection Of Objects (AREA)
Abstract
The invention provides a set of inertial nevigation apparatus installation accuracy and adjust frock, installation, adjustment process to inertial nevigation apparatus retrain, and reduce the uncontrollability in personnel's operating process, improve the uniformity that batch products is repeatedly assembled. Inertial nevigation apparatus installation accuracy is adjusted frock and is mainly comprised: base plate, installing plate set bolt, support, bracket fasteners, adjusting bolt, locking spring, protection pad. When use: use installing plate set bolt to be fixed on base plate installing plate, regulate 2 supports to slide in base plate open slot, use bracket fasteners that support is fixed, tighten the fixing inertial nevigation apparatus of adjusting bolt position, carry out installation accuracy measurement, as overproof in product, to determine around X-axis clockwise or counterclockwise adjusting direction and adjusting angle according to measurement result, the adjusting bolt that screws successively correspondence position realizes the adjusting of installation accuracy. In adjustment process, can show that to the distance transform in the center of circle each adjusting bolt screws length according to adjusting bolt and inertial nevigation apparatus contact point.
Description
Technical field
The present invention relates to a set of inertial nevigation apparatus installation accuracy and adjust frock, for certain guided missile inertial nevigation apparatus in installation process according to surveyAmount result is carried out installation accuracy adjustment.
Background technology
Inertial nevigation apparatus is the nucleus equipment of guided missile control section, and the relative position in its assembling process and between the first-class equipment of guiding is straightConnect the flight control quality that is related to whole guided missile, must meet specific index request. Certain product inertial nevigation apparatus 14 is by 4Be evenly distributed on the vertical through hole of housing surrounding 10 and installing plate screwed hole 13 be spirally connected fixing, without structures such as alignment pins to installingAccuracy guarantee, can only carry out installation and debugging, this process by the repetitive process of measuring, manually adjusting, measure, adjustAdjustment amount by operating personnel's experience, feel control, cannot quantitatively be adjusted completely, wastes time and energy and cannot ensure batch productsThe repeatedly uniformity of assembling.
Installation accuracy adjustment process: use two the vertical location of Three-Coordinate Measuring Arm on installing plate upper horizontal plane 11 and installing platePin-and-hole 12 is benchmark, simulates the coordinate system O of installing plate0X0Y0Z0; With four horizontal mounting surfaces 8 of inertial nevigation apparatus and prism9 two orthogonal of vertical installation surface is benchmark, simulates the coordinate system OgXgYgZg of inertial nevigation apparatus, requires 2 coordinatesReference axis angular displacement≤2 ˊ of system. After measurement result meets the requirements, use 4 groups of securing members that inertial nevigation apparatus and installing plate are fixedTo together, complete assembling process; After as overproof in undesirable index, will be by regulating 4 hold-down screws and inertial nevigation apparatusGap between screw hole, realizes the adjustment work of installation accuracy.
Direction definition: installing plate is YOZ plane, and directions X is perpendicular to installing plate plane; Four horizontal mounting surfaces of inertial nevigation apparatus areYOZ plane, prism installed surface is XOY plane.
Summary of the invention
Installing plate is 2 Ф 8 pin-and-holes 12 in Ф 370 disc structures ± Z direction, and on circumferencial direction, uniform 4 Ф 7 installing plates are solidDetermine through hole 15, the column structure of uniform 4 high 20 Ф 15 in middle position, is M6 tapped through hole 13 in cylinder; Inertial nevigation apparatusFull-size 178mm × 180mm4 limit shape structure, has the polished surface 8 of 4 external diameter Ф 28, fine finishining on-directions X bottom surfaceIn the middle of face, be Ф 7 inertial nevigation apparatus fixed vias 10, the XOY that its Z-direction edge of prism structure is housed in inertial nevigation apparatus Z direction is flatFace is polished surface 9, size 81mm × 11mm; Polished surface and the installing plate of 4 external diameter Ф 28 of installation process inertial nevigation apparatusThe column structure of 4 high 20 Ф 15 directly contact, use standard component to fix; When measurement with installing plate upper horizontal surface 11 andVertically dowel hole 12 matching installing plate coordinate systems, with 4 horizontal polished surfaces 8 of inertial nevigation apparatus and prism structure polished surface 9Matching inertial nevigation apparatus coordinate system, adjusts the installation of inertial nevigation apparatus on installing plate according to the measurement result of two coordinate system reference axis anglesPosition, finally meets index request.
The invention provides a set of inertial nevigation apparatus installation accuracy and adjust frock, installation, adjustment process to inertial nevigation apparatus retrain,Realize the control of installation accuracy regulated quantity, reduce the uncontrollability in personnel operating process, improve that batch products repeatedly assembles oneCausing property.
Concrete structure is as follows:
Inertial nevigation apparatus installation accuracy is adjusted frock and is mainly comprised: base plate 1, installing plate set bolt 2, support 3, bracket fasteners4, adjusting bolt 5, locking spring 6, protection pad 7. Base plate 1 side's of being plate, size is greater than installing plate maximum outside diameter, base plate 1Upper preset screwed hole, installing plate set bolt 2 is fixed to corresponding district on base plate through preset screwed hole on base plate 1 by installing plateIn territory; Support 3 is that inverted U is abnormally-structured, has respectively 2 cantilever beams, two in single rack beam and base plate parallel directionSupport 3 is fixed on base plate 1 by bracket fasteners 4, and 2 cantilever beams and crossbeam form U-shaped structure can be by inertial nevigation apparatus bagWrap up in centre and leave certain interval; On the crossbeam of 2 U-shaped knots parcel inertial nevigation apparatus that 2 supports 3 form, cantilever beam respectivelyScrewed hole is set, and adjusting bolt 5 is through screwed hole, and adjusting bolt 5 is adjusted the reach of stretching out support 3 by screwing, willInertial nevigation apparatus clamps, with conjunction measuring; Protection pad 7 is pasted on adjusting bolt 5 screw tips, directly contacts with product; LockTight spring 6, between adjusting bolt 5 and support 3 upper screwed holes, prevents that adjusting bolt 5 is loosening;
Further, base plate 1 both sides have open slot, and two legs of support 3 inverted Us stretch into and stretch into respectively both-side opening grooveIn, open slot slides, fixes for support on base plate;
Further, support 3U type structure crossbeam flushes with inertial nevigation apparatus polished surface 8;
When use: use installing plate set bolt 2 to be fixed to base plate 1 middle position installing plate, inertial nevigation apparatus is placed horizontally atCorrespondence position on installing plate, inertial nevigation apparatus polished surface 8 is corresponding one by one with the inertial nevigation apparatus fixed via 10 on installing plate, adjustsSave 2 supports 3 and slide in base plate open slot, use bracket fasteners 4 by fixing support 3, tighten adjusting bolt 5 and fixInertial nevigation apparatus position, carries out installation accuracy measurement, when as overproof in product, draws according to measurement result the direction that inertial navigation installation is adjusted,Determine around X-axis clockwise or counterclockwise adjusting direction and adjusting angle, the adjusting bolt that screws successively correspondence position realizes installsThe adjusting of precision. In adjustment process, can draw to the distance transform in the center of circle according to adjusting bolt 5 and inertial nevigation apparatus contact point at every turnThe bolt regulating screws length.
This inertial navigation installation accuracy is adjusted frock, can carry out specific aim adjustment to installation accuracy, avoids personnel's manual operations regulated quantityUncontrollable situation; For a batch property product, after the adjustment of inertial navigation installation accuracy is fixing, the adjustment state of this adjustment frock is fixed, canThe directly assembling of other inertial navigation of application, the uniformity of guarantee batch products installment state.
Brief description of the drawings
Fig. 1 is inertial nevigation apparatus upward view;
Fig. 2 is inertial nevigation apparatus front view;
Fig. 3 is inertial nevigation apparatus left view;
Fig. 4 a is installing plate top view;
Fig. 4 b is installing plate front view;
Fig. 5 is that inertial navigation installation accuracy is adjusted frock schematic diagram;
Fig. 6 is that inertial nevigation apparatus installation accuracy is adjusted frock A-A generalized section.
1-base plate, 2-installing plate set bolt, 3-support, 4-bracket fasteners, 5-adjusting bolt, 6-locking bulletSpring, 7-protection pad, 8-inertial nevigation apparatus horizontal mounting surface, 9-prism vertical installation surface, 10-inertial nevigation apparatus installing hole, 11-upper horizontal plane, 12-dowel hole, 13-installing plate tapped through hole; 14-inertial nevigation apparatus; 15-installing plate fixed via.
Detailed description of the invention
The invention provides a set of inertial nevigation apparatus installation accuracy and adjust frock, installation, adjustment process to inertial nevigation apparatus retrain,Realize the control of installation accuracy regulated quantity, reduce the uncontrollability in personnel operating process, improve that batch products repeatedly assembles oneCausing property.
Installing plate is 2 Ф 8 pin-and-holes 12 in Ф 370 disc structures ± Z direction, and on circumferencial direction, uniform 4 Ф 7 installing plates are solidDetermine through hole 15, the column structure of uniform 4 high 20 Ф 15 in middle position, is M6 tapped through hole 13 in cylinder; Inertial nevigation apparatusFull-size 178mm × 180mm4 limit shape structure, has the polished surface 8 of 4 external diameter Ф 28, fine finishining on-directions X bottom surfaceIn the middle of face, be Ф 7 inertial nevigation apparatus fixed vias 10, the XOY that its Z-direction edge of prism structure is housed in inertial nevigation apparatus Z direction is flatFace is polished surface 9, size 81mm × 11mm; Polished surface and the installing plate of 4 external diameter Ф 28 of installation process inertial nevigation apparatusThe column structure of 4 high 20 Ф 15 directly contact, use standard component to fix; When measurement with installing plate upper horizontal surface 11 andVertically dowel hole 12 matching installing plate coordinate systems, with 4 horizontal polished surfaces 8 of inertial nevigation apparatus and prism structure polished surface 9Matching inertial nevigation apparatus coordinate system, adjusts the installation of inertial nevigation apparatus on installing plate according to the measurement result of two coordinate system reference axis anglesPosition, finally meets index request.
Concrete structure is as follows:
Inertial nevigation apparatus installation accuracy is adjusted frock and is mainly comprised: base plate 1, installing plate set bolt 2, support 3, bracket fasteners4, adjusting bolt 5, locking spring 6, protection pad 7. Base plate 1 size 450mm × 450mm is greater than installing plate maximum outside diameter,Thickness 20mm, both sides have wide 20 high 20 open slots of long 400mm apart from marginal position 5mm, for support on base plate, slide,Fixing, base plate 1 middle position is joined and is beaten screwed hole by 7 installing plate fixed via 15 positions of Ф on installing plate, for consolidating of installing plateFixed; 2 four of installing plate set bolts, select by clear size of opening on installing plate; Support 3 is that inverted U is abnormally-structured, two pleurapophysisGo out height 80mm on end-directions X and be fixedly connected with by bracket fasteners 4 with base plate open slot, U-shaped structure crossbeam and base plate connectConnect rear height and flush with inertial nevigation apparatus polished surface 8, it is flat with base plate that single rack beam Z side projects upwards 2, in-line structureOK, 2 in-line structures and crossbeam form U-shaped structure can be by the middle of inertial nevigation apparatus parcel, and each limit and inertial nevigation apparatus stay 10mm simultaneouslyGap, for screwing of adjusting bolt 5, all joins and beats screwed hole with each limit, angle position, inertial nevigation apparatus right angle on support 3, forAdjusting bolt 5 is installed; Two supports 3 are fixed in base plate 1 both-side opening groove, with bottom edge shape by bracket fasteners 4Become hollow that inertial nevigation apparatus is wrapped in to centre position; Preset screwed hole on base plate, installing plate set bolt 2 is through on base plate 1Preset screwed hole is fixed to installing plate on base plate in corresponding region; Adjusting bolt 5, locking spring 6 sizes are pressed adjusting poleThe apolegamy of corresponding screwed hole position, protection pad 7 sizes are consistent with adjusting bolt 5 ends of thread, totally 8 covers. 2 supports 3 are at base plateIn 1X direction ellipsoid groove, slide, bracket fasteners 4 is fixed support 3 from base plate 1Z direction ellipsoid groove, 2 support 3 shapesBecome 4 right angles inertial nevigation apparatus can be included, and expose measurement face; 2 supports 3 form 4 right angles can be by inertial nevigation apparatusIncluded, the part that 2 supports 3 wrap up plumbing installation arranges through hole, and adjusting bolt 5 is through through hole, and adjusting bolt 5 is logicalCross to screw and adjust the reach of stretching out support 3, inertial nevigation apparatus is clamped, with conjunction measuring; Ensure in measurement, adjustment processThe position of installing plate is fixed. Protection pad 7 is pasted on adjusting bolt 5 screw thread one end, directly contacts with product; Locking spring 6Between adjusting bolt 5 and support 3 upper screwed holes, prevent that adjusting bolt 5 is loosening;
When use: use installing plate set bolt 2 to be fixed to base plate 1 middle position installing plate, inertial nevigation apparatus is placed horizontally atCorrespondence position on installing plate, inertial nevigation apparatus polished surface 8 is corresponding one by one with the inertial nevigation apparatus fixed via 10 on installing plate, adjustsSave 2 supports 3 and slide in base plate open slot, use bracket fasteners 4 by fixing support 3, tighten adjusting bolt 5 and fixInertial nevigation apparatus position, carries out installation accuracy measurement, when as overproof in product, draws according to measurement result the direction that inertial navigation installation is adjusted,Determine around X-axis clockwise or counterclockwise adjusting direction and adjusting angle, the adjusting bolt that screws successively correspondence position realizes installsThe adjusting of precision. In adjustment process, can draw to the distance transform in the center of circle according to adjusting bolt 5 and inertial nevigation apparatus contact point at every turnThe bolt regulating screws length.
This inertial navigation installation accuracy is adjusted frock, can carry out specific aim adjustment to installation accuracy, avoids personnel's manual operations regulated quantityUncontrollable situation; For a batch property product, after the adjustment of inertial navigation installation accuracy is fixing, the adjustment state of this adjustment frock is fixed, canThe directly assembling of other inertial navigation of application, the uniformity of guarantee batch products installment state.
Claims (3)
1. inertial nevigation apparatus installation accuracy is adjusted a frock, it is characterized in that, mainly comprises: base plate, installing plate set bolt,Support, bracket fasteners, adjusting bolt, locking spring, protection pad; The base plate side of being plate, size is greater than outside installing plate maximumFootpath, preset screwed hole on base plate, it is right that installing plate set bolt is fixed to installing plate on base plate through preset screwed hole on base plateAnswer in region; Support is that inverted U is abnormally-structured, has respectively 2 cantilever beams, two in single rack beam and base plate parallel directionIndividual support is fixed on base plate by bracket fasteners, and 2 cantilever beams and crossbeam form U-shaped structure by the middle of inertial nevigation apparatus parcelAnd leave certain interval; Crossbeam, the cantilever beam of 2 U-shaped encapsulated by structures inertial nevigation apparatus that 2 support cantilever beams and crossbeam formThe upper screwed hole that arranges respectively, adjusting bolt is through screwed hole; Protection pad is pasted on adjusting bolt screw tip; Locking spring placeBetween adjusting bolt 5 and support 3 upper screwed holes.
2. inertial nevigation apparatus installation accuracy as claimed in claim 1 is adjusted frock, it is characterized in that, base plate both sides have open slot,Two legs of support inverted U stretch into respectively in both-side opening groove.
3. inertial nevigation apparatus installation accuracy as claimed in claim 2 is adjusted frock, it is characterized in that, on the U-shaped structure crossbeam of supportSurface flushes with inertial nevigation apparatus polished surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410784451.9A CN104493773B (en) | 2014-12-16 | 2014-12-16 | A kind of inertial nevigation apparatus installation accuracy is adjusted frock |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410784451.9A CN104493773B (en) | 2014-12-16 | 2014-12-16 | A kind of inertial nevigation apparatus installation accuracy is adjusted frock |
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| CN104493773A CN104493773A (en) | 2015-04-08 |
| CN104493773B true CN104493773B (en) | 2016-05-25 |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109396884B (en) * | 2018-10-19 | 2021-08-10 | 成都航利航空科技有限责任公司 | Tool and method for multi-station machining of fuel nozzle shell |
| CN109470273B (en) * | 2018-12-14 | 2022-07-26 | 中国船舶重工集团公司第七0七研究所 | Calibration-free method for disassembling and assembling inertial element of strapdown inertial navigation system |
| CN110836780B (en) * | 2019-11-21 | 2020-11-03 | 中国汽车工程研究院股份有限公司 | Inertial navigation frame of automatic driving test equipment |
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| US5133214A (en) * | 1990-05-18 | 1992-07-28 | New Sd, Inc. | Adjustment of scale factor linearity in a servo accelerometer |
| CN102431656A (en) * | 2011-09-01 | 2012-05-02 | 中国航空工业第六一八研究所 | Locking device for fastening inertial navigation system and mounting bracket |
| US8214148B2 (en) * | 2008-11-14 | 2012-07-03 | Honeywell International Inc. | Adaptive mounting within an inertial navigation system |
| CN202304839U (en) * | 2011-09-26 | 2012-07-04 | 九江中船仪表有限责任公司（四四一厂） | Gyroscope mounting device |
| CN103714864A (en) * | 2013-12-20 | 2014-04-09 | 河北汉光重工有限责任公司 | Leveling mechanism for inertial navigation apparatus |
| CN203638101U (en) * | 2013-12-19 | 2014-06-11 | 北京航天时代激光导航技术有限责任公司 | Aviation inertial navigation bracket based on support nails |
| CN204450377U (en) * | 2014-12-16 | 2015-07-08 | 北京航天新风机械设备有限责任公司 | A kind of inertial nevigation apparatus installation accuracy adjustment frock |
-
2014
- 2014-12-16 CN CN201410784451.9A patent/CN104493773B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5133214A (en) * | 1990-05-18 | 1992-07-28 | New Sd, Inc. | Adjustment of scale factor linearity in a servo accelerometer |
| US8214148B2 (en) * | 2008-11-14 | 2012-07-03 | Honeywell International Inc. | Adaptive mounting within an inertial navigation system |
| CN102431656A (en) * | 2011-09-01 | 2012-05-02 | 中国航空工业第六一八研究所 | Locking device for fastening inertial navigation system and mounting bracket |
| CN202304839U (en) * | 2011-09-26 | 2012-07-04 | 九江中船仪表有限责任公司（四四一厂） | Gyroscope mounting device |
| CN203638101U (en) * | 2013-12-19 | 2014-06-11 | 北京航天时代激光导航技术有限责任公司 | Aviation inertial navigation bracket based on support nails |
| CN103714864A (en) * | 2013-12-20 | 2014-04-09 | 河北汉光重工有限责任公司 | Leveling mechanism for inertial navigation apparatus |
| CN204450377U (en) * | 2014-12-16 | 2015-07-08 | 北京航天新风机械设备有限责任公司 | A kind of inertial nevigation apparatus installation accuracy adjustment frock |
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| CN104493773A (en) | 2015-04-08 |
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