CN219189945U

CN219189945U - Fairing butt joint frame bonding tool

Info

Publication number: CN219189945U
Application number: CN202223602578.3U
Authority: CN
Inventors: 郭浩; 郝鹏君; 刘鑫铭; 李赛伟; 崔西峰
Original assignee: Tianjin Aisida New Material Technology Co ltd
Current assignee: Tianjin Aisida New Material Technology Co ltd
Priority date: 2022-12-30
Filing date: 2022-12-30
Publication date: 2023-06-16
Anticipated expiration: 2032-12-30

Abstract

The utility model provides a fairing butt-joint frame bonding tool which comprises a bottom bracket and a positioning unit arranged on the bottom bracket; the bottom bracket comprises a supporting structure and a positioning molded surface at the inner side of the supporting structure; the positioning unit comprises longitudinal butt joint frame positioners which are respectively arranged at two sides of the supporting structure, and a rear end butt joint frame positioner is detachably arranged between the two longitudinal butt joint frame positioners; the rear end butt joint frame positioners and the two longitudinal butt joint frame positioners are respectively and detachably provided with a plurality of compression units. The utility model has reasonable structural design, the longitudinal butt-joint frame positioner fixed on the bottom bracket is used as the bonding foundation of the two longitudinal butt-joint frames of the fairing body, the pressing blocks on the longitudinal butt-joint frame positioner press and fix the butt-joint frames to be bonded on the fairing body, and after the bonding agent is solidified, the longitudinal butt-joint frame positioner can be conveniently detached, so that the operation is very simple and convenient, and the time and the labor are saved.

Description

Fairing butt joint frame bonding tool

Technical Field

The utility model belongs to the technical field of aerospace structural member production, and particularly relates to a fairing butt joint frame bonding tool.

Background

Fairings are an important component of a launch vehicle and are mainly used for protecting satellites and other payloads from harmful environments such as aerodynamic, aerodynamic heating, and acoustic vibrations. The satellite fairing is usually of a two-piece structure and generally consists of an end head, a front cone section, a cylinder section, a back cone section, a longitudinal and transverse separating mechanism and the like. When the composite material type fairing is produced, two-petal bodies of the fairing are usually manufactured through hot press molding respectively, then butt joint frames are respectively arranged on the two-petal bodies, and the butt joint of the two-petal fairing bodies is realized through the butt joint frames, so that an integral structural product is formed. In the prior art, after the fairing body is demolded, the butting frame is stuck and fixed by manual bare hands, the positioning accuracy is poor, and the gluing and fixing needs longer adhesive curing time, so that even if the butting frame is fixed by clamp assistance, the butting frame position is difficult to stably maintain, the clamp is inconvenient to assemble and disassemble in the butting frame bonding operation process, the positioning accuracy is difficult to guarantee, and the workload is huge. Therefore, a special production tool is necessary to be designed.

Disclosure of Invention

In view of the above, the utility model aims to overcome the defects in the prior art, and provides a fairing butt-joint frame bonding tool.

In order to achieve the above purpose, the technical scheme of the utility model is realized as follows:

a fairing butt joint frame bonding tool comprises a bottom bracket and a positioning unit arranged on the bottom bracket; the bottom bracket comprises a supporting structure and a positioning molded surface at the inner side of the supporting structure; the positioning unit comprises longitudinal butt joint frame positioners which are respectively arranged at two sides of the supporting structure, and a rear end butt joint frame positioner is detachably arranged between the two longitudinal butt joint frame positioners; the rear end butt joint frame positioners and the two longitudinal butt joint frame positioners are respectively and detachably provided with a plurality of compression units; the pressing unit comprises a pressing block and a pressing functional piece on the pressing block, and a butt joint frame loading gap is reserved between the pressing block and the positioning molded surface of the bottom bracket, and is generally slightly larger than the maximum width of the butt joint frame.

Further, the longitudinal butt joint frame positioner is positioned through the positioning pin and the bottom bracket, and is fixed on the bottom bracket through the connecting piece, the top end face of the bottom bracket is provided with the positioning pin hole and the connecting piece mounting hole, the positioning pin is utilized to realize the accurate positioning of the longitudinal butt joint frame positioner and the bottom bracket, and the connecting piece is utilized to effectively connect, so that the positioning is accurate, the structure is stable, and the butt joint frame mounting precision is effectively ensured.

Further, the connector includes a connecting screw.

Further, a positioning table is arranged on one side, facing the center of the bottom bracket, of the butt joint frame positioner, and the pressing block is mounted on the positioning table through a screw.

Further, the rear end butt joint frame positioner comprises an arc-shaped positioning plate matched with the positioning molded surface, an arc-shaped connecting plate is arranged on the inner side of the positioning plate, and a plurality of connecting hole sites for installing pressing blocks are arranged on the connecting plate.

Further, the jacking functional piece comprises a compression screw screwed on the pressing block.

Further, the compression screw is a full-thread screw.

Further, lifting lugs are arranged on the supporting structure of the bottom bracket.

Compared with the prior art, the utility model has the following advantages:

the utility model has reasonable structural design, the longitudinal butt-joint frame positioner fixed on the bottom bracket is used as the bonding foundation of the two longitudinal butt-joint frames of the fairing body, the pressing blocks on the longitudinal butt-joint frame positioner press and fix the butt-joint frames to be bonded on the fairing body, after the bonding agent is solidified, the longitudinal butt-joint frame positioner can be conveniently detached, the operation is very simple and convenient, the time and the labor are saved, the fairing body can bond and fix the butt-joint frames without demoulding, and the error caused by the processing and manufacturing process is reduced. Meanwhile, the rear end butt joint frame positioner can be selected as required.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model and do not constitute an undue limitation on the utility model. In the drawings:

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a top view of the present utility model;

FIG. 3 is a schematic diagram of the present utility model in an application state;

FIG. 4 is a schematic view of the bonded and fastened docking frame of FIG. 3;

FIG. 5 is a schematic view of a portion of a compression unit in accordance with the present utility model;

FIG. 6 is a schematic view of the press block of the press unit according to the present utility model provided with the engaging portion;

FIG. 7 is a schematic view in cross section of the longitudinal docking frame locator of FIG. 6;

fig. 8 is a schematic view of the press block portion of fig. 6.

Detailed Description

It should be noted that, without conflict, the embodiments of the present utility model and features of the embodiments may be combined with each other.

In the description of the utility model, it should be understood that the terms "center," "longitudinal," "transverse," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships that are based on the orientation or positional relationships shown in the drawings, merely to facilitate describing the utility model and simplify the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be configured and operate in a particular orientation, and therefore should not be construed as limiting the utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first", "a second", etc. may explicitly or implicitly include one or more such feature. In the description of the utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.

In the description of the utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the creation of the present utility model can be understood by those of ordinary skill in the art in a specific case.

The utility model will be described in detail below with reference to the drawings in connection with embodiments.

The utility model provides a radome fairing butt joint frame bonding tool, which is shown in fig. 1 to 8, and comprises a bottom bracket 1 and a positioning unit arranged on the bottom bracket; the bottom bracket comprises a supporting structure 3 and a positioning molded surface 4 at the inner side of the supporting structure; the positioning unit comprises longitudinal butt joint frame positioners 5 which are respectively arranged on two sides of the supporting structure, and a rear end butt joint frame positioner 6 which can be used as required is detachably arranged between the two longitudinal butt joint frame positioners. It should be noted that, be equipped with the drilling mould 22 on vertical butt joint frame locator, after the butt joint frame bonds fixedly, can carry out the drilling with the help of the drilling mould on the locator with the position of needs on the butt joint frame to satisfy the radome assembly needs, because under the not condition of drawing of patterns, directly bond the butt joint frame on the radome body, and carry out the processing of connecting hole 23, furthest avoided the error that the radome secondary positioning brought, compared with traditional butt joint frame bonding technology, the product machining precision is higher.

The rear end butt joint frame positioners and the two longitudinal butt joint frame positioners are respectively and detachably provided with a plurality of pressing units 7, each pressing unit comprises a pressing block 8 and a pressing functional piece 9 on the pressing block, a butt joint frame loading gap 10 is reserved between the pressing block and the positioning molded surface of the bottom bracket, and generally speaking, the butt joint frame loading gap is slightly larger than the maximum width (width of the position) of the butt joint frame 21.

The longitudinal butt joint frame positioner is positioned with the bottom bracket (top end surface) through the positioning pin, and is fixed on the bottom bracket (top end surface) through the connecting piece, the top end surface of the bottom bracket is provided with the positioning pin hole and the connecting piece mounting hole, the positioning pin 2 is utilized to realize the accurate positioning of the longitudinal butt joint frame positioner and the bottom bracket, and the connecting piece 12 is utilized to effectively connect, so that the positioning is accurate, the structure is stable, and the butt joint frame mounting precision is effectively ensured. By way of example, the connection member includes a connection screw.

In an alternative embodiment, the side of the butt joint frame positioner facing the center of the bottom bracket is provided with a positioning table 13, the pressing block is mounted on the positioning table through a fixing screw 14, and the pressing block is matched with the positioning table, so that the mounting and positioning can be realized more easily, quickly and accurately.

The rear end butt joint frame positioner comprises an arc-shaped positioning plate 15 matched with the positioning molded surface, an arc-shaped connecting plate 16 is arranged on the inner side of the positioning plate, and a plurality of connecting hole sites for installing pressing blocks are arranged on the connecting plate. According to actual needs, when the bottom end of the fairing body 20 needs to be fixed with the butt-joint frame, a rear-end butt-joint frame positioner can be arranged between the longitudinal butt-joint frame positioners on two sides, and then pressing and positioning are performed by using pressing blocks on the rear-end butt-joint frame positioners.

The jacking functional piece comprises a compression screw screwed on the pressing block. Typically, the compression screw is a full-threaded screw and can be adjusted over a full range of sizes. Lifting lugs 17 may be provided on the support structure of the bottom bracket for ease of lifting and transport.

In an alternative embodiment, be equipped with sliding tray 18 on the locating bench, the locating bench lateral wall is equipped with cooperation groove 19, the terminal of briquetting is equipped with cooperation portion 11 with cooperation groove sliding fit, the dead screw that is used for fixed briquetting stretches into in the sliding tray, screw down the dead screw, the screw supports the sliding tray bottom, realize the briquetting is fixed, when needing to adjust the briquetting position, only need suitably loosen the dead screw, then promote the slider, make the slider slide along the sliding tray can, the slider adjusts to required position, screw down again the dead screw can, because the dead screw plays limiting displacement with cooperation groove when cooperating with the sliding tray, the briquetting can not drop from the locator, when needing to demolish the briquetting, only need to loosen the dead screw to break away from the state with the sliding tray, can take off the briquetting from the locator, the structural design of above-mentioned compression unit, both guarantee that the briquetting is stable with the locator cooperation, still do benefit to nimble adjustment briquetting position simultaneously, the adaptability is better.

The utility model has reasonable structural design, the longitudinal butt-joint frame positioner fixed on the bottom bracket is used as the bonding foundation of the two longitudinal butt-joint frames of the fairing body, the pressing blocks on the longitudinal butt-joint frame positioner press and fix the butt-joint frames to be bonded on the fairing body, after the bonding agent is solidified, the longitudinal butt-joint frame positioner can be conveniently detached, the operation is very simple and convenient, the time and the labor are saved, the fairing body can bond and fix the butt-joint frames without demoulding, and the error caused by the processing and manufacturing process is reduced. Meanwhile, the rear end butt joint frame positioners can be selected as required, and the mounting and the use of each butt joint frame positioner can not damage the existing structure of the bottom bracket.

The above embodiments are merely preferred embodiments of the present utility model and are not intended to limit the present utility model, and any modifications, equivalent substitutions, improvements, etc. within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. The utility model provides a radome fairing butt joint frame bonding frock which characterized in that: comprises a bottom bracket and a positioning unit arranged on the bottom bracket; the bottom bracket comprises a supporting structure and a positioning molded surface at the inner side of the supporting structure; the positioning unit comprises longitudinal butt joint frame positioners which are respectively arranged at two sides of the supporting structure, and a rear end butt joint frame positioner is detachably arranged between the two longitudinal butt joint frame positioners; the rear end butt joint frame positioners and the two longitudinal butt joint frame positioners are respectively and detachably provided with a plurality of compression units; the compressing unit comprises a pressing block and a pushing functional piece on the pressing block, and a butting frame loading gap is reserved between the pressing block and the positioning molded surface of the bottom bracket.

2. The fairing butt-joint frame bonding tool according to claim 1, wherein: the longitudinal butt joint frame positioner is positioned with the bottom bracket through a positioning pin and is fixed on the bottom bracket through a connecting piece.

3. The fairing butt-joint frame bonding tool according to claim 2, wherein: the connector includes a connecting screw.

4. The fairing butt-joint frame bonding tool according to claim 2, wherein: the butt joint frame positioner is equipped with the locating station towards bottom bracket center one side, the briquetting passes through the screw and installs in the locating station.

5. The fairing butt-joint frame bonding tool according to claim 1, wherein: the rear end butt joint frame positioner comprises an arc-shaped positioning plate matched with the positioning molded surface, an arc-shaped connecting plate is arranged on the inner side of the positioning plate, and a plurality of connecting hole sites for installing pressing blocks are arranged on the connecting plate.

6. The fairing butt-joint frame bonding tool according to claim 1, wherein: the jacking functional piece comprises a compression screw screwed on the pressing block.

7. The fairing butt-joint frame bonding tool according to claim 6, wherein: the compression screw is a full-thread screw.

8. The fairing butt-joint frame bonding tool according to claim 1, wherein: and a lifting lug is arranged on the supporting structure of the bottom bracket.