CN216707293U

CN216707293U - Frame distance positioner

Info

Publication number: CN216707293U
Application number: CN202122900579.5U
Authority: CN
Inventors: 李晓琴; 张颖; 毕修文; 邓珍波; 李文胜
Original assignee: Chengdu Aircraft Industrial Group Co Ltd
Current assignee: Chengdu Aircraft Industrial Group Co Ltd
Priority date: 2021-11-24
Filing date: 2021-11-24
Publication date: 2022-06-10
Anticipated expiration: 2031-11-24

Abstract

The utility model discloses a frame distance positioner, which comprises a support rod in the middle, wherein a fixed block is fixedly arranged at the lower part of the support rod, and the bottom of the support rod is in threaded connection with a handle nut; the upper portion of the supporting rod is sleeved with a positioning sleeve capable of sliding on the upper portion of the supporting rod, a through hole is formed in the middle of the positioning sleeve, a through hole is formed in the upper portion of the supporting rod, a bolt is inserted into the through hole of the positioning sleeve and the through hole of the supporting rod, the bolt fixes the positioning sleeve on the supporting rod, and a positioning plate is further arranged on the upper portion of the positioning sleeve. According to the utility model, by optimizing the structure of the frame distance positioner, the whole structure is light and heavy, so that the positioner can not shake like a traditional straight-bar single-pivot structure when an operator assembles, the positioning process of the frame distance is more convenient and faster, and the distance precision between the upper frame and the lower frame can be ensured to be +/-0.1 mm; the operation process of frame distance positioning is simplified, the labor cost is saved, the airplane assembly efficiency is improved, and the airplane assembly positioning device is suitable for wide popularization and application.

Description

Frame distance positioner

Technical Field

The utility model relates to the technical field of aircraft component assembly tools, in particular to a frame distance positioner.

Background

When the large airplane body is assembled, a large number of frame distance locators are needed to ensure that the distance precision between the two frames is +/-0.1 mm. The existing frame distance positioner is simple in structure, mainly comprises a structure with a lower clamping frame at the lower part, a thin rod in the middle and a supporting plate with an upper part directly supporting an upper frame, and is of an integrated structure. Generally, in order to ensure the support of the upper frame, the upper support plate is designed to be extremely large, which results in that the frame distance is heavy at the top and light at the bottom, when the positioner is used for positioning two frames, the positioner can shake, two persons are needed to assist in operation, and due to the instability of the positioner, the positioning effect is greatly reduced, and the positioning precision of the positioner for the distance between the two frames is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a frame distance positioner which is convenient and quick to operate and improves the assembly efficiency.

The utility model is realized by the following technical scheme: a frame distance positioner comprises a support rod in the middle, wherein a fixed block is fixedly arranged at the lower part of the support rod, and a handle nut is connected to the bottom of the support rod in a threaded manner; the upper portion of the supporting rod is sleeved with a positioning sleeve capable of sliding on the upper portion of the supporting rod, a through hole is formed in the middle of the positioning sleeve, a through hole is formed in the upper portion of the supporting rod, a bolt is inserted into the through hole of the positioning sleeve and the through hole of the supporting rod, the bolt fixes the positioning sleeve on the supporting rod, and a positioning plate is further arranged on the upper portion of the positioning sleeve.

The theory of operation of this technical scheme does, through optimizing the structure of frame apart from the locator, the overall structure is light and heavy, guaranteed operating personnel when the assembly, the locator can not rock like traditional straight-bar single pivot structure, make the location process of frame apart from more convenient and fast, and can guarantee on, the distance precision between the lower frame is at 0.1mm, and simplified the operation process of frame apart from the location, make the work that originally needs two people to accomplish, just can realize alone, the human cost is saved, the efficiency of aircraft assembly has been improved.

In order to better realize the utility model, the middle upper part of the support rod is also provided with a strip-shaped through groove, the lower part of the positioning sleeve is provided with a cylindrical pin, and the cylindrical pin is arranged in the strip-shaped through groove on the support rod.

In order to better realize the utility model, hook-shaped bolts are further arranged on the fixing block and the positioning plate.

In order to better realize the utility model, further, the through hole in the middle of the support rod is a threaded hole, and the plug pin is connected with the support rod through threads after penetrating through the through hole in the middle of the positioning sleeve.

In order to better realize the utility model, a rotating handle is further arranged at one end of the bolt.

In order to better realize the utility model, the fixing block and the supporting rod are in an integral structure and made of iron, and the positioning sleeve and the positioning plate are in an integral structure and made of aluminum alloy.

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

(1) according to the utility model, by optimizing the structure of the frame distance positioner, the whole structure is light and heavy, so that the positioner can not shake like a traditional straight-bar single-pivot structure when an operator assembles, the positioning process of the frame distance is more convenient and faster, and the distance precision between the upper frame and the lower frame can be ensured to be +/-0.1 mm;

(2) according to the utility model, by improving the structure of the traditional frame distance positioner, the operation process of frame distance positioning is simplified, so that the work which needs two persons to complete originally can be realized by one person, and the labor cost is saved;

(3) the utility model has simple structure and convenient use, solves the technical problems of shaking and inaccurate positioning of the traditional frame distance positioner, has perfect functions, improves the assembly efficiency of the airplane, and is suitable for wide popularization and application.

Drawings

Other features, objects and advantages of the utility model will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

FIG. 1 is a perspective view of the present invention;

FIG. 2 is a plan view of the present invention in use;

fig. 3 is a schematic cross-sectional structure of the present invention.

Wherein: the novel fixing device comprises a supporting rod 1, a fixing block 2, a handle nut 3, a positioning sleeve 4, a bolt 5, a positioning plate 6, a hook-shaped bolt 7 and a cylindrical pin 8.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example 1:

the main structure of the embodiment, as shown in fig. 1-3, comprises a support rod 1 at the middle part, a fixed block 2 is fixedly arranged at the lower part of the support rod 1, and a handle nut 3 is connected to the bottom of the support rod 1 through a thread; the upper portion cover of bracing piece 1 is equipped with can be at 1 gliding abutment sleeve 4 in upper portion of bracing piece, abutment sleeve 4 middle part is provided with the through-hole, and 1 upper portion of bracing piece is provided with the through-hole, and the bolt 5 has been inserted in the through-hole of abutment sleeve 4 and the through-hole of bracing piece 1, bolt 5 fixes abutment sleeve 4 on bracing piece 1, and abutment sleeve 4 upper portion still is provided with locating plate 6.

The specific implementation mode is that the specific process of using the frame distance positioner is as follows:

1) preparation work: the supporting rod 1 is erected firstly, one end of the fixing block 2 faces downwards, and one end of the positioning sleeve 4 faces towards. Then the handle nut 3 is detached from the bottom of the support rod 1, and the bolt 5 is pulled out, so that the positioning sleeve 4 is freely placed on the top of the support rod 1;

2) fixing the lower frame: the lower frame is placed at the bottom of the fixing block 2, the bottom of the fixing block 2 is a plane attached to the lower frame, and then the handle nut 3 is installed at the bottom of the support rod 1 and is slowly screwed, so that the handle nut 3 compresses the lower frame to realize the fixation of the lower frame;

3) positioning an upper frame: upwards slide position sleeve 4, until 6 tops tight upper ledge of locating plate on position sleeve 4 upper portion, the through-hole in 4 middle parts of position sleeve is the same with the through-hole height of bracing piece 1 this moment, rotate position sleeve 4, and the through-hole in 4 middle parts of position sleeve communicates with each other with the through-hole of bracing piece 1, inserts bolt 5, locks position sleeve 4 and bracing piece 1 for position sleeve 4 is fixed with bracing piece 1, accomplishes the distance of upper ledge and lower frame promptly this moment and prescribes a limit to.

Example 2:

in this embodiment, on the basis of the above embodiment, the connection relationship between the support rod 1 and the positioning sleeve 4 is further defined, as shown in fig. 1 and fig. 3, a strip-shaped through groove is further disposed at the upper middle portion of the support rod 1, a cylindrical pin 8 is mounted at the lower portion of the positioning sleeve 4, and the cylindrical pin 8 is disposed in the strip-shaped through groove on the support rod 1. The cylindrical pin 8 is arranged, so that the positioning sleeve 4 is prevented from being separated from the supporting rod 1 when the bolt 5 is not inserted, and the loss is avoided; on the other hand, when the upper frame is positioned, the positioning sleeve 4 slides upwards to ensure that the through hole in the middle of the positioning sleeve 4 is communicated with the through hole of the supporting rod 1 at the same height, and the bolt 5 can be directly inserted to improve the positioning efficiency of the upper frame. Other parts of this embodiment are the same as those of the above embodiment, and are not described again.

Example 3:

in this embodiment, on the basis of the above embodiments, hook bolts 7 are further added, and as shown in fig. 1 to 3, hook bolts 7 are further disposed on both the fixing block 2 and the positioning plate 6. Hook bolts 7 are provided on the fixing block 2 and the positioning plate 6 to assist in fixing the lower frame and the upper frame. When the lower frame is fixed, the handle nut 3 does not press the lower frame, the lower frame can be clamped by the structural bolt 7, and then the lower frame is clamped by screwing the handle nut 30; when the bolt 5 is not inserted in the positioning of the upper frame, when the upper sliding fixing sleeve 4 is in contact with the upper frame, the upper frame can be clamped firstly through the hook bolt 7, so that the upper frame is fixed with the positioning plate 6, and then the bolt 5 is inserted from time to time, so that the positioning sleeve 4 is fixed with the supporting rod 1. Other parts of this embodiment are the same as those of the above embodiment, and are not described again.

Example 4:

on the basis of the above embodiments, the structure of the support rod 1 is further defined in this embodiment, the through hole in the middle of the support rod 1 is a threaded hole, and the plug pin 5 is connected with the support rod 1 by threads after passing through the through hole in the middle of the positioning sleeve 4. The middle part of the supporting rod 1 is provided with a threaded hole, the bolt 5 needs to be screwed into the threaded hole in the middle part of the supporting rod 1, the positioning sleeve 4 is fixed to the supporting rod 1 more stably, the bolt 5 is prevented from sliding off due to vibration and the like, and the positioning effect is guaranteed. Other parts of this embodiment are the same as those of the above embodiment, and are not described again.

Example 5:

in this embodiment, on the basis of the above embodiments, the structure of the plug pin 5 is further limited, and as shown in fig. 1 to 3, a rotating handle is arranged at one end of the plug pin 5. Because the screw hole threaded connection at bolt 5 and bracing piece 1 middle part, for the convenience precession bolt 5, consequently set up the rotation handle in 5 one end of bolt, conveniently with 5 screw in bracing pieces 1 of bolt in, realize the fixed of position sleeve 4 and bracing piece 1. Other parts of this embodiment are the same as those of the above embodiment, and are not described again.

Example 6:

on the basis of the above embodiments, the present embodiment further defines the connection relationship and the material of the fixing block 2 and the supporting rod 1, wherein the fixing block 2 and the supporting rod 1 are integrated, and the material is iron. Bracing piece 1 and fixed block 2 are a body structure for it is more convenient to use, and the material is iron, and on the one hand is heavier for making 1 lower part of bracing piece, and on the other hand is for guaranteeing sturdy structure, is difficult for taking place deformation, leads to the location not accurate. Other materials capable of realizing the two aspects can be selected. Other parts of this embodiment are the same as those of the above embodiment, and are not described again.

Example 7:

on the basis of the above-mentioned embodiment, the connection relation and the material of the positioning sleeve 4 and the positioning plate 6 are further limited in this embodiment, the positioning sleeve 4 and the positioning plate 6 are of an integral structure, and the material is aluminum alloy. The locating sleeve 4 and the locating plate 6 are of an integrated structure, so that the use is more convenient, the material is aluminum alloy, on the one hand, the upper part of the supporting rod is lighter, on the other hand, the structure is firm, deformation is not easy to occur, and the location is not accurate. Other materials capable of realizing the two aspects can be selected. Other parts of this embodiment are the same as those of the above embodiment, and are not described again.

It will be appreciated that the principles and operation of the retainer structure, such as the cross pin 5 and the cylindrical pin 8, according to one embodiment of the present invention are well known in the art and will not be described in detail herein.

While embodiments of the utility model have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined by the claims and their equivalents.

Claims

1. The frame distance positioner is characterized by comprising a support rod (1) in the middle, wherein a fixed block (2) is fixedly arranged at the lower part of the support rod (1), and the bottom of the support rod (1) is in threaded connection with a handle nut (3); bracing piece (1) upper portion cover is equipped with can be at gliding position sleeve (4) in bracing piece (1) upper portion, position sleeve (4) middle part is provided with the through-hole, and bracing piece (1) upper portion is provided with the through-hole, and the through-hole of position sleeve (4) and the through-hole of bracing piece (1) are embedded to be inserted bolt (5), bolt (5) are fixed position sleeve (4) on bracing piece (1), and position sleeve (4) upper portion still is provided with locating plate (6).

2. A frame distance positioner according to claim 1, wherein a strip-shaped through groove is further arranged at the middle upper part of the support rod (1), a cylindrical pin (8) is mounted at the lower part of the positioning sleeve (4), and the cylindrical pin (8) is arranged in the strip-shaped through groove on the support rod (1).

3. A frame distance positioner according to claim 1 or 2, characterised in that hook bolts (7) are provided on both the fixing block (2) and the positioning plate (6).

4. A frame distance positioner according to claim 1 or 2, wherein the through hole in the middle of the support rod (1) is a threaded hole, and the bolt (5) is threaded with the support rod (1) after passing through the through hole in the middle of the positioning sleeve (4).

5. A frame distance positioner according to claim 4, characterised in that the bolt (5) is provided with a turning handle at one end.

6. A frame distance positioner according to claim 1 or 2, wherein the fixing block (2) and the support rod (1) are of an integral structure and made of iron, and the positioning sleeve (4) and the positioning plate (6) are of an integral structure and made of aluminum alloy.