CN114393906A - Titanium alloy oil tank thermal insulation layer integrated bonding loading device and method - Google Patents
Titanium alloy oil tank thermal insulation layer integrated bonding loading device and method Download PDFInfo
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- CN114393906A CN114393906A CN202111539437.9A CN202111539437A CN114393906A CN 114393906 A CN114393906 A CN 114393906A CN 202111539437 A CN202111539437 A CN 202111539437A CN 114393906 A CN114393906 A CN 114393906A
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- insulation layer
- air bag
- oil tank
- titanium alloy
- heat insulation
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/12—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by using adhesives
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/10—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the pressing technique, e.g. using action of vacuum or fluid pressure
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B38/00—Ancillary operations in connection with laminating processes
- B32B38/18—Handling of layers or the laminate
- B32B38/1825—Handling of layers or the laminate characterised by the control or constructional features of devices for tensioning, stretching or registration
- B32B38/1833—Positioning, e.g. registration or centering
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- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
The invention relates to a titanium alloy oil tank thermal insulation layer integrated bonding loading device and a method, wherein a profiling rubber air bag is used for integrally loading a thermal insulation layer on the inner wall of an oil tank, so that the pressure is uniformly applied to the surface of the thermal insulation layer; the heat insulation layer is fixed in an auxiliary mode through the profiling stainless steel plate and the permanent magnet, sliding, dislocation and accumulation after the heat insulation layer is laid are avoided, and meanwhile, full-area construction of the circumference of the inner wall of the oil tank in one laying period of the heat insulation layer is achieved. The oil tank heat insulation layer and the loading mechanism thereof are spatially positioned through the guide ground rail and the supporting mechanism, so that the loading mechanism and the titanium alloy oil tank are precisely butted; the invention can load the heat insulation layer on the reinforcing rib part on the periphery of the inner wall of the oil tank and in the rib grid area at one time, the loading force is continuous, uniform and controllable, the laying efficiency and the appearance quality consistency of the heat insulation layer are obviously improved, and the requirements of the bonding strength and the bonding effective area of the heat insulation layer of a high-speed flight product are met.
Description
Technical Field
The invention belongs to the technical field of high-speed flight product thermal protection material bonding, and particularly relates to a titanium alloy oil tank thermal insulation layer integrated bonding loading device and method.
Background
With the continuous improvement of the flying speed of high-speed flying products, the mode of laying a titanium alloy skin framework and an inner heat insulation layer becomes an important choice for the structure of the flying products. The inner heat insulation layer is laid by adhering the heat insulation layer to a corresponding position by adopting an adhesive and applying certain pressure to ensure that the adhesion interface is not subjected to virtual adhesion, debonding and other adhesion quality defects. The oil tank is used as a key component of a flying product, the internal surface of the oil tank is distributed with various processing structural characteristics such as reinforcing ribs and the like due to the strength, vibration, assembly requirements, weight requirements and the like, and in addition, due to the characteristics of high length-diameter ratio and circumference, operating personnel often need to climb into the oil tank to lay heat insulation layers one by one, and after a bonding period is completed, the oil tank is rotated to lay the heat insulation layers at other parts. The traditional thermal insulation layer bonding process is time-consuming and labor-consuming, and the quality consistency of products is difficult to ensure.
Disclosure of Invention
The invention provides a titanium alloy oil tank thermal insulation layer integrated bonding loading device and method, which meet the thermal protection requirements of a high-speed flying product titanium alloy oil tank.
In order to solve the technical problems, the invention provides a titanium alloy oil tank thermal insulation layer integrated bonding loading device which is characterized in that: comprises a stainless steel profiling plate 3, a profiling permanent magnet 4, a rubber air bag 5 and an air bag framework 10; the rubber air bag 5 is arranged outside the air bag framework 10, and one end of the rubber air bag 10 is provided with a one-way valve 8; the supporting trolley 14 is connected with the guiding ground rail 13 in a sliding mode, the titanium alloy oil tank is arranged on the supporting trolley, the stainless steel profiling plate 3 is matched with the outer circle of the titanium alloy oil tank, and the profiling permanent magnet 4 is arranged on the inner surface of the titanium alloy oil tank and used for fixing the heat insulation layer; the rubber air bag is matched with the inner cavity of the titanium alloy oil tank, and the air compressor 11 inflates the rubber air bag through the one-way valve by the pneumatic control module 12.
An integrated bonding loading method for a titanium alloy oil tank heat insulation layer is characterized by comprising the following steps:
1) adhering the heat insulation layer to the corresponding position of the inner wall of the titanium alloy oil tank according to the position characteristics of the reinforcing ribs and the reinforcing rib grids, and fixing the flexible heat insulation layer by using a stainless steel profile plate and a profile permanent magnet;
2) roughly butting the titanium alloy oil tank and the rubber air bag by using a guide ground rail and a support vehicle to realize the unification of the titanium alloy oil tank and the rubber air bag to a coordinate system from X, Y, then adjusting the upright post support height of the rubber air bag, and precisely butting the rubber air bag and the titanium alloy oil tank to realize the unification of the titanium alloy oil tank and the rubber air bag to the coordinate system from X, Y, Z;
3) setting the maximum inflation pressure of a safety valve of the profiling air bag, connecting a one-way valve with the rubber air bag, opening a pneumatic control module to continuously and stably inflate the air bag, observing and recording the pressure of the air bag by using a pressure gauge, and recording the time point as t1 after the air bag is stabilized for a certain time under the maximum inflation pressure;
4) when the loading time reaches t2, t2-t1 is the curing period of the adhesive for bonding the heat-insulating layer, and a manual valve is opened to deflate and release the pressure of the air bag or a pneumatic control module is adopted to continuously and stably deflate and release the pressure;
5) and moving the oil tank supporting vehicle on the guide ground rail, separating the rubber air bag from the oil tank, and removing the profiling stainless steel plate and the permanent magnet.
Has the advantages that:
1) the profiling rubber air bag is used for integrally loading the thermal insulation layer on the inner wall of the oil tank, so that the pressure is uniformly applied to the surface of the thermal insulation layer;
2) the heat insulation layer is fixed in an auxiliary mode through the profiling stainless steel plate and the permanent magnets, sliding, dislocation and accumulation after the heat insulation layer is laid are avoided, and meanwhile, full-area construction of the circumference of the inner wall of the oil tank in one laying period of the heat insulation layer is achieved.
3) The oil tank heat insulation layer and the loading mechanism thereof are spatially positioned by means of the guide ground rail and the supporting mechanism, so that the loading mechanism and the titanium alloy oil tank are precisely butted;
4) the safety valve and the pneumatic control module are adopted to control the maximum inflation pressure of the air bag, so that the deformation caused by local pressure overload on the thin-wall titanium alloy oil tank is avoided;
5) the inside design of gasbag has the gasbag skeleton to realize the gasbag at the dimension type under the conditions such as saturated atmospheric pressure, half saturated atmospheric pressure, zero atmospheric pressure, satisfy the gasbag and aerify the restraint of inflation in-process to the insulating layer position, avoid the interference and the scratch of gassing shrink in-process to insulating layer spatial position.
Drawings
FIG. 1 oil tank and heat insulation layer assembly
FIG. 2 side view of the thermal barrier layer bonding
FIG. 3 end face structure of thermal insulation layer bonding loading air bag
Fig. 4 is a schematic diagram of an integrated device for bonding and loading a heat insulation layer.
Detailed Description
In order to make the objects, contents and advantages of the present invention clearer, the following detailed description of the embodiments of the present invention is provided.
The invention provides a titanium alloy oil tank thermal insulation layer integrated bonding loading device which comprises a stainless steel profile plate 3, a profile permanent magnet 4, a rubber air bag 5, an air bag framework 10, an air compressor 11, a pneumatic control module 12, a guide ground rail 13, a support vehicle 14 and a support upright post 15;
the rubber air bag 5 is arranged outside the air bag framework 10, and one end of the rubber air bag 10 is provided with a safety valve 6, a pressure gauge 7, a one-way valve 8 and a manual valve 9;
one end of an air bag framework 10 is fixed on a support upright post 15, a support vehicle 14 is connected with a guide ground rail 13 in a sliding manner, a titanium alloy oil tank is arranged on the support vehicle, a stainless steel profiling plate 3 is matched with the excircle of the titanium alloy oil tank, and a profiling permanent magnet 4 is arranged on the inner surface of the titanium alloy oil tank and used for fixing a thermal insulation layer; the rubber air bag is matched with the inner cavity of the titanium alloy oil tank, and the air compressor 11 inflates the rubber air bag through the one-way valve by the pneumatic control module 12.
The inner wall heat insulation layer is of a block structure, and positioning is carried out according to structural characteristics such as reinforcing ribs, front end faces and rear end faces in the cabin during construction. The heat insulation layer is fixed by utilizing the attraction force between the profiling stainless steel plate and the small permanent magnets, and the attraction force is adjusted through the size and the number of the permanent magnets, so that the phenomenon that the heat insulation layer does not slide or misplace is met.
The manual valve is used for deflating and decompressing the air bag.
An integrated bonding loading method for a titanium alloy oil tank heat insulation layer comprises the following steps:
1) adhering the heat insulating layer on the inner wall of the titanium alloy oil tank to a corresponding position according to the characteristics of the reinforcing ribs, the rib grids and the like, and fixing the flexible heat insulating layer by using a profiling stainless steel plate and a permanent magnet to prevent the flexible heat insulating layer from sliding and misplacing;
2) the oil tank and the rubber air bag are in coarse butt joint by using a guide ground rail and a support vehicle to realize the unification of the oil tank and the rubber air bag to a coordinate system of X, Y, then the upright post support height of the rubber air bag is adjusted, the rubber air bag and the oil tank are in accurate butt joint, and the unification of the oil tank and the rubber air bag to the coordinate system of X, Y, Z is realized;
3) setting the maximum inflation pressure of a safety valve of the profiling air bag to be 0.1MPa, connecting a one-way valve with the air bag, opening a pneumatic control module to continuously and stably inflate the air bag, observing and recording the pressure of the air bag by using a pressure gauge, and recording the time point as t1 after the pressure is stabilized for 5 minutes under the pressure of 0.1 MPa;
4) when the loading time reaches t2 (t2-t1 is the curing period of the adhesive for bonding the heat-insulating layer), opening a manual valve to deflate and release the pressure of the air bag or continuously and stably deflating and releasing the pressure by adopting a pneumatic control module;
5) the oil tank support vehicle on the movable guide ground rail separates the integrated rubber air bag from the oil tank, and then removes the profiling stainless steel plate and the permanent magnet, so that the bonding of all heat insulation layers on the inner wall of the titanium alloy oil tank is completed, and the detection of the bonding strength of the heat insulation layers and the CT nondestructive detection of the bonding effective area can be carried out.
The invention can load the heat insulation layer on the reinforcing rib part on the periphery of the inner wall of the oil tank and in the rib grid area at one time, the loading force is continuous, uniform and controllable, the laying efficiency and the appearance quality consistency of the heat insulation layer are obviously improved, and the requirements of the bonding strength and the bonding effective area of the heat insulation layer of a high-speed flight product are met.
The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.
Claims (9)
1. The utility model provides a loading device is bonded in integration of titanium alloy oil tank insulating layer which characterized in that: comprises a stainless steel profiling plate 3, a profiling permanent magnet 4, a rubber air bag 5 and an air bag framework 10; the rubber air bag 5 is arranged outside the air bag framework 10, and one end of the rubber air bag 10 is provided with a one-way valve 8; the supporting trolley 14 is connected with the guiding ground rail 13 in a sliding mode, the titanium alloy oil tank is arranged on the supporting trolley, the stainless steel profiling plate 3 is matched with the outer circle of the titanium alloy oil tank, and the profiling permanent magnet 4 is arranged on the inner surface of the titanium alloy oil tank and used for fixing the heat insulation layer; the rubber air bag is matched with the inner cavity of the titanium alloy oil tank, and the air compressor 11 inflates the rubber air bag through the one-way valve by the pneumatic control module 12.
2. The titanium alloy fuel tank thermal insulation layer integrated bonding loading device as claimed in claim 1, wherein: one end of the rubber air bag 10 is also provided with a safety valve 6, a pressure gauge 7 and a manual valve 9.
3. The titanium alloy fuel tank thermal insulation layer integrated bonding loading device as claimed in claim 1, wherein: one end of the air bag framework 10 is fixed on the supporting upright post 15, and the up-down position can be adjusted.
4. The titanium alloy fuel tank thermal insulation layer integrated bonding loading device as claimed in claim 1, wherein: the heat insulation layer is of a block structure and is positioned according to structural characteristics of the reinforcing ribs and the front and rear end faces in the cabin.
5. The titanium alloy fuel tank thermal insulation layer integrated bonding loading device as claimed in claim 1, wherein: the attraction force is adjusted by the size and the number of the profiling permanent magnets.
6. The titanium alloy fuel tank thermal insulation layer integrated bonding loading device as claimed in claim 1, wherein: the heat insulation layer is a flexible heat insulation layer.
7. An integrated bonding loading method for a titanium alloy oil tank heat insulation layer is characterized by comprising the following steps:
1) adhering the heat insulation layer to the corresponding position of the inner wall of the titanium alloy oil tank according to the position characteristics of the reinforcing ribs and the reinforcing rib grids, and fixing the flexible heat insulation layer by using a stainless steel profile plate and a profile permanent magnet;
2) roughly butting the titanium alloy oil tank and the rubber air bag by using a guide ground rail and a support vehicle to realize the unification of the titanium alloy oil tank and the rubber air bag to a coordinate system from X, Y, then adjusting the upright post support height of the rubber air bag, and precisely butting the rubber air bag and the titanium alloy oil tank to realize the unification of the titanium alloy oil tank and the rubber air bag to the coordinate system from X, Y, Z;
3) setting the maximum inflation pressure of a safety valve of the profiling air bag, connecting a one-way valve with the rubber air bag, opening a pneumatic control module to continuously and stably inflate the air bag, observing and recording the pressure of the air bag by using a pressure gauge, and recording the time point as t1 after the air bag is stabilized for a certain time under the maximum inflation pressure;
4) when the loading time reaches t2, t2-t1 is the curing period of the adhesive for bonding the heat-insulating layer, and a manual valve is opened to deflate and release the pressure of the air bag or a pneumatic control module is adopted to continuously and stably deflate and release the pressure;
5) and moving the oil tank supporting vehicle on the guide ground rail, separating the rubber air bag from the oil tank, and removing the profiling stainless steel plate and the permanent magnet.
8. The titanium alloy fuel tank thermal insulation layer integrated bonding loading method according to claim 7, characterized in that: the maximum inflation pressure of the safety valve of the profile modeling air bag is 0.1 MPa.
9. The titanium alloy tank thermal insulation layer integrated bonding loading device as claimed in claim 7, wherein: and after the heat-insulating layer is bonded, detecting the bonding strength and the bonding effective area of the heat-insulating layer without damage by CT.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111539437.9A CN114393906A (en) | 2021-12-15 | 2021-12-15 | Titanium alloy oil tank thermal insulation layer integrated bonding loading device and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111539437.9A CN114393906A (en) | 2021-12-15 | 2021-12-15 | Titanium alloy oil tank thermal insulation layer integrated bonding loading device and method |
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| Publication Number | Publication Date |
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| CN114393906A true CN114393906A (en) | 2022-04-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111539437.9A Pending CN114393906A (en) | 2021-12-15 | 2021-12-15 | Titanium alloy oil tank thermal insulation layer integrated bonding loading device and method |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000198496A (en) * | 1999-01-06 | 2000-07-18 | Fuji Heavy Ind Ltd | Bonding method and bonding device |
| CN104972575A (en) * | 2015-07-20 | 2015-10-14 | 安庆市特种橡塑制品有限责任公司 | Silicone rubber air bag forming method for manufacturing of heat insulating layer of engine |
| CN206770878U (en) * | 2017-05-22 | 2017-12-19 | 湖北华宁防腐技术股份有限公司 | A kind of gasbag rubber lining |
| CN107554812A (en) * | 2017-08-25 | 2018-01-09 | 北京星航机电装备有限公司 | A kind of bonding machinery loading method of multi-layer combined thermal protection component |
| CN209991877U (en) * | 2019-05-06 | 2020-01-24 | 天津哈工领盛机器人有限公司 | Air bag type pressure loading equipment for heat insulation layer |
-
2021
- 2021-12-15 CN CN202111539437.9A patent/CN114393906A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000198496A (en) * | 1999-01-06 | 2000-07-18 | Fuji Heavy Ind Ltd | Bonding method and bonding device |
| CN104972575A (en) * | 2015-07-20 | 2015-10-14 | 安庆市特种橡塑制品有限责任公司 | Silicone rubber air bag forming method for manufacturing of heat insulating layer of engine |
| CN206770878U (en) * | 2017-05-22 | 2017-12-19 | 湖北华宁防腐技术股份有限公司 | A kind of gasbag rubber lining |
| CN107554812A (en) * | 2017-08-25 | 2018-01-09 | 北京星航机电装备有限公司 | A kind of bonding machinery loading method of multi-layer combined thermal protection component |
| CN209991877U (en) * | 2019-05-06 | 2020-01-24 | 天津哈工领盛机器人有限公司 | Air bag type pressure loading equipment for heat insulation layer |
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