CN105903649B - Machine mouth is in the milk tooling after a kind of solid propellant rocket - Google Patents
Machine mouth is in the milk tooling after a kind of solid propellant rocket Download PDFInfo
- Publication number
- CN105903649B CN105903649B CN201510970727.7A CN201510970727A CN105903649B CN 105903649 B CN105903649 B CN 105903649B CN 201510970727 A CN201510970727 A CN 201510970727A CN 105903649 B CN105903649 B CN 105903649B
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- CN
- China
- Prior art keywords
- solid propellant
- machine mouth
- propellant rocket
- baffle
- grouting
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C21/00—Accessories or implements for use in connection with applying liquids or other fluent materials to surfaces, not provided for in groups B05C1/00 - B05C19/00
Abstract
The present invention relates to a kind of solid propellant rocket manufacturing technologies, more particularly to machine mouth grouting tooling after a kind of solid propellant rocket, including Internal baffle, outer baffle, top plate, upper connecting rod, lower link I and lower link II, wherein top plate and outer baffle are designed according to the molding surface size that the nonmetallic step of machine mouth after solid propellant rocket requires；Internal baffle is according to machine mouth reshaping structure size design after solid propellant rocket；Upper connecting rod is assembled integrally by adjusting nut and lower link I, is connect with Internal baffle, top plate, applies pressure to Internal baffle by adjusting nut；Upper connecting rod is assembled integrally by adjusting nut and lower link II, applies pressure to outer baffle by adjusting nut.
Description
Technical field
The present invention relates to a kind of solid propellant rocket manufacturing technologies, and in particular to machine mouth after a kind of solid propellant rocket
Grouting tooling.
Background technique
Solid-rocket start just (model XX-68A) forward and backward artificial unsticking seam domestic demand pour into grouting material, play insulation and
The effects of discharging stress, it is desirable that artificial unsticking gap is full of, fills real by grouting material.
Currently, the grouting of machine mouth uses horizontal grouting behind the combustion chamber XX-68A.Existing grouting process requires " should first use before grouting
F410-1 joint filling material blocks artificial unsticking gap, and blocking range should be greater than the 1/3 of machine mouth arc length, and joint filling material is solid
After changing 2h or more, a funnel-form chute is respectively made of plasticine at the both ends of joint filling material.It will be filled when grouting from one of chute
Pulp material pours into artificial unsticking seam, stops grouting after seeing liquid level from another chute ".Because grouting material has mobility
The physical attributes such as difference, foaming, therefore there are the following problems in practicing operating process: 1. because artificial unsticking seam gap is narrow, grouting
The material that material flowability is poor, once pours into is few, and the process could be completed by causing every hair product to be both needed to multiple mixing grouting, works
Low efficiency；2. because when the grouting material foaming poured into artificial unsticking seam, bubble is not easy to be discharged, after grouting material solidification, behaviour
The filling reality degree in artificial unsticking seam can not be determined by making personnel, it is possible to be existed and be filled not firm or leakage filling phenomenon, influence to produce
Quality reliability.
Therefore, the existing grouting process grouting period is long, easily occurs filling not firm problem, personnel also can not be in artificial unsticking seam
Grouting situation carry out inspection confirmation, replace plugging grouting method with plasticine barrier dam technology, although shorten grouting the period and
Not firm quality problems are filled, but barrier dam process is relatively complicated, takes time and effort, working efficiency is low.
Summary of the invention
In view of it is above-mentioned the problems of in the prior art, machine mouth is in the milk after the present invention provides a kind of solid propellant rocket
Tooling solves the problems, such as that the grouting period is longer and it is not firm to fill, and improves working efficiency.
The specific technical solution of the present invention is as follows:
A kind of solid propellant rocket tail machine mouth grouting tooling, including Internal baffle, outer baffle, top plate, upper connecting rod, lower link
I and lower link II, the molding surface size that wherein top plate and outer baffle are required according to the nonmetallic step of machine mouth after solid propellant rocket
It is designed；Internal baffle is according to machine mouth reshaping structure size design after solid propellant rocket；Upper connecting rod by adjusting nut with
Lower link I is assembled integrally, and is connect with Internal baffle, top plate, applies pressure to Internal baffle by adjusting nut；Upper connecting rod passes through tune
Section nut is assembled integrally with lower link II, applies pressure to outer baffle by adjusting nut.
Outer baffle is evenly distributed with multiple screw holes, for connecting with machine mouth lower end after solid propellant rocket；Have six on top plate respectively
A screw hole, wherein 3 are screw hole Is, 2 are screw hole IIs, and 1 is screw hole II I, after screw hole I and solid propellant rocket on machine mouth
End is fixed, and for fixing the upper connecting rod connecting with Internal baffle, the screw hole II I in the middle part of top plate connects for fixed with outer baffle screw hole II
The upper connecting rod connect.
To fit closely the grouting tooling and nonmetallic step surface and powder column shaping surface, inside and outside baffle and upper connecting rod, under
Connecting rod I and the junction lower connecting rod II are respectively equipped with gasket and O-ring seal.
The invention has the benefit that the use of the tooling can shorten grouting time, solve the problems, such as that grouting is not firm,
Save the cost shortens the grouting period, and lays the foundation for batch production of subsequent models.
Detailed description of the invention
Fig. 1 shows the integrated connection method of the tooling and engine and the primary structure composition of the tooling；
Fig. 2 shows the component of each structure composition, connection type between each component, the encapsulating method of tooling and specific installation
Method；
Label as shown in the figure is as follows: 1, top plate；2, bolt；3, backing plate (silicon rubber backing plate)；4, bolt M6 × 25；5, nut
M6；6, upper connecting rod；7, adjusting nut；8, lower link I；9, lower link II；10, Internal baffle；11, outer baffle；12, O-ring seal；
13, gasket I；14, gasket II.
Specific embodiment
The present invention will be described in detail with specific example with reference to the accompanying drawing.
According to the molding surface size that the nonmetallic step of machine mouth after XX-68A solid propellant rocket requires, top plate 1 and outer is designed
Baffle 11.The key dimension of top plate 1 and outer baffle 11 includes the depth of diameter and step, and designs outer baffle radian and be
120°.According to machine mouth reshaping structure size after the multiple XX-68A Solid Rocket Motor combustion chamber of statistics, Internal baffle 10, arc are designed
Degree is 120 °.Outer baffle 11 is evenly distributed with 5 screw holes, for connecting with rear machine mouth lower end, to fix outer baffle 11.10 upper end of Internal baffle
4 screw hole IIs are reserved, for fixed with lower link I 8.On top plate 1 respectively there are six screw hole (3 screw hole Is, 2 screw hole IIs, 1
A screw hole II I), wherein screw hole I is fixed with rear machine mouth upper end, and screw hole II is for the fixed upper connecting rod 6 connecting with Internal baffle 10, top
The screw hole II I at 1 middle part of plate is for the fixed upper connecting rod 6 connecting with outer baffle 11.Internal baffle 10, outer baffle 11 upper connecting rod 6, under
Connecting rod I 8, lower link II 9 are connected by adjusting nut, while to make the grouting tooling and nonmetallic step surface and powder column shaping
Face fits closely, and is respectively equipped with gasket I, II and silicon rubber O-ring seal, and material is excessive when guaranteeing grouting.
Specific grouting tool structure and schematic diagram are as shown in Figure 1, it will be seen from figure 1 that the grouting tooling mainly includes interior
Baffle 10, outer baffle 11, top plate 1, adjusting nut, upper connecting rod 6 and lower link I 8, lower link II 9, wherein Internal baffle 10, outer
The effect of baffle 11 is that liquid level reach a certain height when making grouting, to guarantee three times machine mouth grouting after the completion.Outer baffle 11 also rises
To the effect fixed with machine mouth bottom after shell.Top plate 1 plays the effect fixed with machine mouth top after shell.Upper connecting rod 6 is adjusted
Nut is assembled integrally with lower link I 8, is connect with Internal baffle 10, top plate 1, is applied by adjusting nut to Internal baffle 10 and is pressed
Power is closed with guaranteeing that Internal baffle 10 is bonded with shaping powder, prevents material when grouting from flowing out.Equally, upper connecting rod 6, adjusting nut
It is assembled integrally with lower link II 9, pressure is applied to outer baffle 11 by adjusting nut, to guarantee outer baffle 11 and rear machine mouth
Non-metal surfaces fitting is closed, and prevents material when grouting from flowing out.Internal baffle 10, outer baffle 11 use metal product, with powder shaping
When face and rear machine mouth non-metal surfaces are bonded, there are gaps, and sealing ring, gasket is needed to play sealing function.
When it is implemented, first connecting upper connecting rod 6 with lower link I 8, lower link II 9 respectively by adjusting bolt, name
For connector I and connector II.Connector I nut is attached with Internal baffle 10 and top plate 1 respectively, after the completion of connection,
It by top plate 1 and rear machine mouth fixation and is tightened by screw hole I, adjustment adjusting nut pastes Internal baffle 10 closely with shaping medicine surface
It closes.After installing Internal baffle 10, outer baffle 11 is fixedly connected by screw hole I V with rear machine mouth bottom, under on connector II
Connecting rod II is inserted into outer baffle 11.After adjustment adjusting nut connect upper connecting rod 6 with 1 screw hole II I of top plate, continuation adjusting nut makes outer
Baffle is fitted closely with the rear nonmetallic step surface of machine mouth.
The present invention formally uses on the combustion chamber XX-68A, and using effect is good, installs, dismantles convenient, promotion work
Efficiency solves the problems, such as that grouting is not firm, and because not using plasticine in filling process, convenient for cleaning work after solidification.
Claims (4)
1. machine mouth grouting tooling after a kind of solid propellant rocket, it is characterised in that: including Internal baffle, outer baffle, top plate, upper company
Bar, lower link I and lower link II, wherein top plate and outer baffle are required according to the nonmetallic step of machine mouth after solid propellant rocket
Molding surface size is designed；Internal baffle is according to machine mouth reshaping structure size design after solid propellant rocket；Upper connecting rod passes through tune
Section nut is assembled integrally with lower link I, is connect with Internal baffle, top plate, applies pressure to Internal baffle by adjusting nut；Upper company
Bar is assembled integrally by adjusting nut and lower link II, applies pressure to outer baffle by adjusting nut.
2. machine mouth grouting tooling after solid propellant rocket according to claim 1, it is characterised in that: outer baffle is uniformly distributed more
A screw hole, for being connect with machine mouth lower end after solid propellant rocket；There are six screw holes respectively on top plate, wherein 3 are screw holes
I, 2 are screw hole IIs, and 1 is screw hole II I, and screw hole I is fixed with machine mouth upper end after solid propellant rocket, and screw hole II is for fixing
The upper connecting rod connecting with Internal baffle, the screw hole II I in the middle part of top plate is for the fixed upper connecting rod connecting with outer baffle.
3. machine mouth grouting tooling after solid propellant rocket according to claim 1, it is characterised in that: to make the grouting work
Dress is fitted closely with nonmetallic step surface and powder column shaping surface, is divided between tooling of being in the milk and nonmetallic step surface and powder column shaping surface
It She You not gasket I, gasket II and silicon rubber O-ring seal.
4. machine mouth grouting tooling after solid propellant rocket according to claim 1, it is characterised in that: inside and outside baffle arc
Degree is 120 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510970727.7A CN105903649B (en) | 2015-12-15 | 2015-12-15 | Machine mouth is in the milk tooling after a kind of solid propellant rocket |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510970727.7A CN105903649B (en) | 2015-12-15 | 2015-12-15 | Machine mouth is in the milk tooling after a kind of solid propellant rocket |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105903649A CN105903649A (en) | 2016-08-31 |
| CN105903649B true CN105903649B (en) | 2018-12-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510970727.7A Active CN105903649B (en) | 2015-12-15 | 2015-12-15 | Machine mouth is in the milk tooling after a kind of solid propellant rocket |
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| Country | Link |
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| CN (1) | CN105903649B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107420223B (en) * | 2017-07-24 | 2019-03-29 | 湖北三江航天江河化工科技有限公司 | A kind of solid propellant rocket prosthetic device and its restorative procedure |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101947831A (en) * | 2010-08-05 | 2011-01-19 | 熊昉 | Polyurethane molding closing perfusion vertical foaming automatic mould base |
| CN102896728A (en) * | 2011-07-27 | 2013-01-30 | 昆山隆昌车业有限公司 | Semi-automatic foaming mould device |
| CN202922851U (en) * | 2012-07-30 | 2013-05-08 | 西安科技大学 | Foaming mould with variable foaming ratio |
| CN103776670A (en) * | 2013-10-21 | 2014-05-07 | 中国建材检验认证集团西安有限公司 | Sample preparing mold for testing wall building standard brick strength |
| CN104476707A (en) * | 2014-12-08 | 2015-04-01 | 广西玉柴机器股份有限公司 | Manufacturing process for core box mould plastic sample core |
-
2015
- 2015-12-15 CN CN201510970727.7A patent/CN105903649B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101947831A (en) * | 2010-08-05 | 2011-01-19 | 熊昉 | Polyurethane molding closing perfusion vertical foaming automatic mould base |
| CN102896728A (en) * | 2011-07-27 | 2013-01-30 | 昆山隆昌车业有限公司 | Semi-automatic foaming mould device |
| CN202922851U (en) * | 2012-07-30 | 2013-05-08 | 西安科技大学 | Foaming mould with variable foaming ratio |
| CN103776670A (en) * | 2013-10-21 | 2014-05-07 | 中国建材检验认证集团西安有限公司 | Sample preparing mold for testing wall building standard brick strength |
| CN104476707A (en) * | 2014-12-08 | 2015-04-01 | 广西玉柴机器股份有限公司 | Manufacturing process for core box mould plastic sample core |
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| Publication number | Publication date |
|---|---|
| CN105903649A (en) | 2016-08-31 |
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Effective date of registration: 20200910 Address after: 010076 Inner Mongolia Autonomous Region Hohhot Inner Mongolia 1053 Mailbox Co-patentee after: Inner Mongolia Aerospace Jinxia Chemical Co., Ltd Patentee after: INNER MONGOLIA AEROSPACE HONGXIA CHEMICAL Co.,Ltd. Address before: 1053 mailbox 010076, Hohhot, the Inner Mongolia Autonomous Region Patentee before: INNER MONGOLIA AEROSPACE HONGXIA CHEMICAL Co.,Ltd. |