CN213702836U

CN213702836U - Tool for honeycomb blanking and shape modification

Info

Publication number: CN213702836U
Application number: CN202021820528.0U
Authority: CN
Inventors: 卢红龙; 高贵阳; 张丽
Original assignee: AVIC Research Institute Special Structures Aeronautical Composites
Current assignee: AVIC Research Institute Special Structures Aeronautical Composites
Priority date: 2020-08-26
Filing date: 2020-08-26
Publication date: 2021-07-16
Anticipated expiration: 2030-08-26

Abstract

The utility model discloses a frock for honeycomb unloading and type of repairing, including lower bolster and upper padding plate, the lower bolster is fan-shaped frame construction, the lower bolster inboard sets up the arc structure to the indent, with honeycomb inward flange shape looks adaptation, the lower bolster outside is the arc structure of evagination, with honeycomb outward flange shape looks adaptation, the lower bolster outside edge is provided with first slope, lower bolster outside middle part is provided with the first groove of stepping down, the first groove both sides of stepping down are provided with the second groove of stepping down and the groove of stepping down of third respectively, the upper padding plate outside is the arc structure of evagination, and the same with lower bolster outside structure, the upper padding plate outside edge is provided with the second slope, first slope and second slope form complete marginal slope, the upper padding plate outside also is provided with respectively and steps down the groove, the second groove of stepping down, the fourth groove of stepping down of third groove position one-to-one, A fifth yielding groove and a sixth yielding groove.

Description

Tool for honeycomb blanking and shape modification

Technical Field

The utility model relates to a combined material skilled worker technical field especially relates to a frock that is used for honeycomb unloading and repaiies type.

Background

In the molding process of some sandwich composite materials, the edges of the honeycomb need to be chamfered and polished. For the co-cured composite material cover body, before gluing, the edge of the honeycomb needs to be trimmed to the required shape and size, the common tools are a blanking sample plate and an edge trimming sample plate, the honeycomb is divided into blocks by the blanking sample plate and then the cut honeycomb is fixed on the honeycomb trimming tool for edge chamfering and trimming. In addition, if the honeycomb of a certain model of the civil aircraft is an independent blanking sample plate, the honeycomb is spliced and then subjected to other tool auxiliary modification, and the honeycomb of another model of the civil aircraft is subjected to machining and then subjected to modification by using a honeycomb slope modification tool. The existing tool form has a single function and can only be independently used for honeycomb cutting blanking or edge trimming.

SUMMERY OF THE UTILITY MODEL

The utility model aims at:

the problem to current frock form for single function, can only be used for the honeycomb to cut the unloading and the type is repaiied at edge alone, the utility model provides a frock for honeycomb unloading and type is repaiied to the unloading of honeycomb and edge chamfer, and the type effect combines together, is a multi-functional frock.

The technical scheme of the utility model:

the utility model provides a frock for honeycomb unloading and modification, includes lower bolster and upper padding plate, the lower bolster be fan-shaped frame construction, the lower bolster inboard set up to the arc structure of indent, with honeycomb inward flange shape looks adaptation, the lower bolster outside be the arc structure of evagination, with honeycomb outward flange shape looks adaptation, the lower bolster outside edge is provided with first slope, lower bolster outside middle part is provided with the first groove of stepping down, first groove both sides of stepping down be provided with the second groove of stepping down and the groove of stepping down of third respectively, the upper padding plate outside be the arc structure of evagination to the same with lower bolster outside structure, upper padding plate outside edge be provided with the second slope, first slope and second slope form complete edge slope, the upper padding plate outside also is provided with respectively and steps down the groove with the first groove of stepping down, the groove of stepping down of the third and put fourth groove of stepping down that the one-to-one, A fifth yielding groove and a sixth yielding groove.

Further, a chromium coating is arranged on the first slope surface.

Further, a chromium coating is arranged on the second slope surface.

Furthermore, a plurality of lightening holes are also arranged on the upper padding plate.

Furthermore, the edges of the upper backing plate and the lower backing plate are also provided with a plurality of positioning pin holes in opposite positions.

Furthermore, the first yielding groove width is larger than the fourth yielding groove width, the second yielding groove width is larger than the fifth yielding groove width, and the third yielding groove width is larger than the sixth yielding groove width.

Further, the surface of the upper backing plate is provided with a mounting strip, and the mounting strip is provided with a mounting hole.

The utility model has the advantages that:

the frock to using at present stage is two sets of frocks of unloading model and shaping anchor clamps, and it is inconvenient to use, and efficiency is lower, the utility model provides a new honeycomb unloading is tailor and the shaping frock form at edge, can simplify and improve honeycomb machining efficiency, has improved the unloading of honeycomb and has repaiied the type speed, simple structure, and convenient to use has improved the efficiency of honeycomb processing in the cover body shaping.

Drawings

FIG. 1 is a sectional view of the structure of the present invention;

fig. 2 is a schematic view of a first slope and a second slope according to the present invention;

wherein: 1. the lower backing plate, 2, the upper backing plate, 3, lightening holes, 4, positioning pin holes, 5, a first abdicating groove, 6, a second abdicating groove, 7, a third abdicating groove, 8, a fourth abdicating groove, 9, a fifth abdicating groove, 10, a sixth abdicating groove, 11, a second slope surface, 12, a first slope surface, 13 and a mounting strip.

Detailed Description

The following detailed description of the embodiments of the present invention, such as the shapes, structures, mutual positions and connection relationships of the components, functions and working principles of the components, manufacturing processes, operation and use methods, will be further described in detail with reference to the accompanying drawings, so as to help those skilled in the art to more completely, accurately and deeply understand the concept and technical solutions of the present invention:

as shown in figure 1, a tool for honeycomb blanking and shape modification comprises a lower backing plate 1 and an upper backing plate 2, wherein the lower backing plate 1 is of a fan-shaped frame structure, the inner side of the lower backing plate 1 is of an inwards concave arc-shaped structure and is matched with the shape of the inner edge of a honeycomb, the outer side of the lower backing plate 1 is of an outwards convex arc-shaped structure and is matched with the shape of the outer edge of the honeycomb, a first slope surface 12 is arranged on the outer side edge of the lower backing plate 1, a first abdicating groove 5 is arranged in the middle of the outer side of the lower backing plate 1, a second abdicating groove 6 and a third abdicating groove 7 are respectively arranged on the two sides of the first abdicating groove 5, the outer side of the upper backing plate 2 is of an outwards convex arc-shaped structure and is identical with the outer side structure of the lower backing plate 1, the outer side edge of the upper backing plate 2 is provided with a second slope surface 11, the first slope surface 12 and the second slope surface 11 form a complete edge slope, The fourth groove of stepping down 8, the fifth groove of stepping down 9 and the sixth groove of stepping down 10 of 7 position one-to-one in second groove of stepping down 6, the third groove of stepping down 5 width is greater than the fourth groove of stepping down 8 width, the second groove of stepping down 6 width is greater than the fifth groove of stepping down 9 width, the third groove of stepping down 7 width is greater than the sixth groove of stepping down 10 width, first ~ the sixth groove of stepping down and the installation opening phase-match on the foam, 2 surfaces of upper padding plate be provided with mounting bar 13, mounting bar 13 on be provided with the mounting hole for installing this frock.

The upper backing plate 2 is also provided with a plurality of lightening holes 3, so that the weight of the upper backing plate 2 can be effectively lightened.

As shown in fig. 2, the tooling is mainly composed of an upper backing plate and a lower backing plate, wherein the lower backing plate 1 is a light frame structure, and the inner edge line of the frame is the outer contour line of the required honeycomb. The remaining thickness of the edge of the honeycomb is reserved on one side, needing chamfering, of the honeycomb to be matched with the upper backing plate 2 for use, a first slope surface 12 is arranged on the outer side of the honeycomb, and the angle of the first slope surface 12 is the same as the angle of the chamfering of the honeycomb; the upper backing plate 2 is of a thin plate structure, a second slope surface 11 is arranged at the edge, and the angle of the second slope surface 11 is the same as the angle of the honeycomb chamfer. The first slope surface 12 and the second slope surface 11 are both provided with a chromium coating which is a wear-resistant material and can ensure long-term use. The upper and lower backing plates 1 are provided with positioning pins 4 with opposite positions, and play a role in fixing.

During the use, at first place the honeycomb below lower bolster 1 frame, cut the unloading to the honeycomb according to the frame inward flange, tak away remaining honeycomb, then fix a position

upper bolster

2 and 1 frame of lower bolster with the pin, polish the honeycomb according to frock edge profile.

The present invention has been described above with reference to the accompanying drawings, and it is obvious that the present invention is not limited by the above-mentioned manner, and various insubstantial improvements can be made without modification to the method and technical solution of the present invention, or the present invention can be directly applied to other occasions without modification, all within the scope of the present invention.

Claims

1. The utility model provides a frock that is used for honeycomb unloading and repaiies type which characterized in that: comprises a lower backing plate (1) and an upper backing plate (2), wherein the lower backing plate (1) is of a fan-shaped frame structure, the inner side of the lower backing plate (1) is of an inwards concave arc-shaped structure and is matched with the shape of the inner side edge of a honeycomb, the outer side of the lower backing plate (1) is of an outwards convex arc-shaped structure and is matched with the shape of the outer side edge of the honeycomb, a first slope surface (12) is arranged on the outer side edge of the lower backing plate (1), a first abdicating groove (5) is arranged in the middle of the outer side of the lower backing plate (1), a second abdicating groove (6) and a third abdicating groove (7) are respectively arranged on two sides of the first abdicating groove (5), the outer side of the upper backing plate (2) is of an outwards convex arc-shaped structure and is identical with the outer side structure of the lower backing plate (1), the outer side edge of the upper backing plate (2) is provided with a second slope surface, the outer side of the upper padding plate (2) is also respectively provided with a fourth abdicating groove (8), a fifth abdicating groove (9) and a sixth abdicating groove (10) which are in one-to-one correspondence with the positions of the first abdicating groove (5), the second abdicating groove (6) and the third abdicating groove (7).

2. The tooling for honeycomb blanking and shape modification according to claim 1, characterized in that: the first slope surface (12) is provided with a chromium coating.

3. The tooling for honeycomb blanking and shape modification according to claim 1, characterized in that: and a chromium coating is arranged on the second slope surface (11).

4. The tooling for honeycomb blanking and shape modification according to claim 1, characterized in that: the upper backing plate (2) is also provided with a plurality of lightening holes (3).

5. The tooling for honeycomb blanking and shape modification according to claim 1, characterized in that: the edge of the upper backing plate (2) and the edge of the lower backing plate (1) are also provided with a plurality of positioning pin holes (4) in opposite positions.

6. The tooling for honeycomb blanking and shape modification according to claim 1, characterized in that: the first yielding groove (5) is wider than the fourth yielding groove (8), the second yielding groove (6) is wider than the fifth yielding groove (9), and the third yielding groove (7) is wider than the sixth yielding groove (10).

7. The tooling for honeycomb blanking and shape modification according to claim 1, characterized in that: the surface of the upper backing plate (2) is provided with a mounting strip (13), and the mounting strip (13) is provided with a mounting hole.