CN219378528U - Sheet metal sagging forming tool - Google Patents

Abstract

The utility model discloses a sheet metal sagging forming tool, and relates to the field of machinery. One specific embodiment of the tool comprises: the upper module is used for being connected with a machine tool; the lower module comprises a first standard block, a second standard block and a special block, wherein the first standard block and the second standard block are of fixed sizes, the special block is adaptive to the size of a part to be processed, the first standard block comprises a first connecting part, the special block further comprises a second connecting part, the first connecting part and the second connecting part are detachably connected, and the first standard block, the second standard block and the special block are enclosed to form a forming groove for accommodating the part to be processed.

Description

Sheet metal sagging forming tool

Technical Field

The utility model relates to the technical field of machinery, in particular to a sheet metal sinking forming tool.

Background

The overlap joint between the parts adopts the structure of sinking usually when aircraft main body frame designs, and the part between the aircraft main body frame adopts the sheet metal component more, so in sheet metal part manufacturing process, there is the sheet metal part subsidence of different specification sizes, and the sheet metal part that has the subsidence is mostly board curved part (angle bar, section bar), and sheet metal part subsidence shaping is through punch press and subsidence shaping frock punching press shaping.

In the process of implementing the present utility model, the inventor finds that at least the following problems exist in the prior art: the sinking process of the stamping sheet metal part needs to take the section size of the sheet metal part and the sinking standard into consideration, wherein the section size of the sheet metal part is mainly the thickness of a material and the height of a bent edge, and the sinking standard is mainly the sinking depth and the length of a transition zone. The existing sheet metal part sinking forming method is that different special sinking forming tools are manufactured for parts with different sheet metal section sizes, and a special sinking tool is used for forming sinking of a sheet metal part with a certain specific section. Because of the various cross-sectional sizes of the sheet metal parts, the method is easy to cause the need of manufacturing a large number of special sinking forming tools.

Disclosure of Invention

In view of the above, the embodiment of the utility model provides a sheet metal sagging forming tool, which can adapt to the sizes of various processing parts by arranging special blocks with different sizes and assembling standard blocks, thereby ensuring the production requirement of sagging of sheet metal parts and saving the tool cost.

To achieve the above object, according to an aspect of the embodiments of the present utility model, there is provided a sheet metal dip forming tool, including: the upper module 1 is used for being connected with a machine tool; the lower module 2, the lower module 2 includes a first standard block 21, a second standard block 22 and a special block 3, the first standard block 21 and the second standard block 22 are fixed sizes, the size of the special block 3 is adapted according to the size of the part 4 to be processed, wherein the first standard block 21 includes a first connecting portion 211, the special block 3 further includes a second connecting portion 311, the first connecting portion 211 and the second connecting portion 311 are detachably connected, and the first standard block 21, the second standard block 22 and the special block 3 enclose to form a forming groove 5 for accommodating the part 4 to be processed.

Optionally, the first connection portion 211 and the second connection portion 311 are step-fastened.

Alternatively, the first connection part 211 and the second connection part 311 are detachably connected by bolts, wherein the second connection part is provided with countersunk screw holes 312.

Optionally, an arc chamfer is provided on a side of the first standard block 21 and/or the second standard block 22 corresponding to the upper module 1.

Alternatively, the cross section of the upper module 1 is trapezoidal.

Optionally, the dedicated block 3 is sandwiched between the first standard block 21 and the second standard block 22.

Alternatively, the first connection portion 211 is a concave portion, and the second connection portion is a convex portion 311.

Alternatively, the forming groove 5 is linear.

Optionally, the lower module 2 is formed by splicing a plurality of the first standard blocks 21, the second standard blocks 22 and/or the special blocks 3.

Alternatively, the cross section of the forming slot 5 corresponds to the cross section dimension of the part 4 to be machined.

When the sheet metal part is formed to sink, the qualified part sink can be manufactured for the sheet metal parts with different section sizes, the sink forming device is easy to find, high in replacement speed and good in forming effect, the manufactured part sink meets the design and process requirements, meanwhile, the problem that a plurality of sets of sink forming devices are used for the sheet metal parts with different section sizes is effectively solved, the problem that the sink forming device occupies a large area for storage is solved, and the sheet metal part sink forming device has a large practical application value.

Further effects of the above-described non-conventional alternatives are described below in connection with the embodiments.

Drawings

The drawings are included to provide a better understanding of the utility model and are not to be construed as unduly limiting the utility model. Wherein:

FIG. 1 is a schematic structural view of a sheet metal dip forming tool according to the present utility model;

FIG. 2 is a side view of a sheet metal sag forming tool according to the present utility model;

FIG. 3 is a perspective view of a first standard block according to the present utility model;

FIG. 4 is a perspective view of a specialized block according to the present utility model;

FIG. 5 is a cross-sectional view (section along A-A) of a sheet metal sag forming tool according to the present application;

reference numerals illustrate: the device comprises a first upper module, a second lower module, a first standard block, a second standard block, a special block, a part to be processed, a first connecting part, a second connecting part, a countersunk screw hole and a 5-forming groove, wherein the first standard block is a first module, the second standard block is a second standard block, the special block is a third standard block, the part to be processed is a part to be processed, the first connecting part is a first connecting part, the second connecting part is a second connecting part, the countersunk screw hole is a countersunk screw hole, and the forming groove is a second countersunk screw hole.

Detailed Description

Exemplary embodiments of the present utility model will now be described with reference to the accompanying drawings, in which various details of the embodiments of the present utility model are included to facilitate understanding, and are to be considered merely exemplary. Accordingly, those of ordinary skill in the art will recognize that various changes and modifications of the embodiments described herein can be made without departing from the scope and spirit of the utility model. Also, descriptions of well-known functions and constructions are omitted in the following description for clarity and conciseness.

FIG. 1 is a schematic structural view of a sheet metal dip forming tool according to the present utility model; FIG. 2 is a side view of a sheet metal sag forming tool according to the present utility model; FIG. 3 is a perspective view of a first standard block according to the present utility model; FIG. 4 is a perspective view of a specialized block according to the present utility model; FIG. 5 is a cross-sectional view of a sheet metal sag forming tool according to the present application; for convenience of description, fig. 1, fig. 2 and fig. 5 are all that the part 4 to be processed is installed in the tool. As shown in the figure, the sheet metal dip forming tool provided by the utility model comprises: the upper module 1 is used for being connected with a machine tool; the lower module 2, the lower module 2 includes first standard piece 21, second standard piece 22 and special piece 3, and first standard piece 21 and second standard piece 22 are fixed size, and the size of special piece 3 is according to waiting to process the size of part 4 and is carried out the adaptation, and wherein first standard piece 21 includes first connecting portion 211, and special piece 3 still includes second connecting portion 311, and first connecting portion 211 and second connecting portion 311 can dismantle the connection, and first standard piece 21, second standard piece 22 and special piece 3 enclose and close and form the shaping groove 5 that holds waiting to process part 4. The second standard block and the special block can be directly attached and connected, and finally are fixed on the machine tool die table together with the special block 3 and the first standard block 21. The upper module 1 is used for being connected with a stamping machine tool, stamping the part 4 to be processed, and relatively solidifying the structural form. The lower module 2 directly contacts with the part 4 to be processed, and the lower module 2 is used for placing the part 4 to be processed through the formed forming groove 5 formed by the first standard block 21, the second standard block 22 and the special block 3 after enclosing and splicing, and the special block 3 with different sizes can be flexibly selected, so that the section of the forming groove 5 is consistent with the section size of the part 4 to be processed (namely, the thickness and the flanging height of the part 4 to be processed). The processing requirements of parts with various sizes are met, and the standard blocks can be reused due to the fact that the sizes of the standard blocks are relatively fixed, so that material waste is reduced, and cost is saved.

According to one embodiment of the present utility model, the first connection portion 211 and the second connection portion 311 are step-fastened. Further improving the stability of the connection of the first standard block 21 and the special block 3, and preventing dislocation.

According to an embodiment of the present utility model, the first connection part 211 and the second connection part 311 are detachably connected by a bolt, wherein the second connection part is provided with a countersunk screw hole 312. The stability of the connection between the first standard block 21 and the special block 3 is further improved, and the countersunk holes 312 facilitate the close installation of the second standard block 22 and the special block.

According to one embodiment of the utility model, the side of the first standard block 21 and/or the second standard block 22 corresponding to the upper module 1 is provided with an arc chamfer. The adaptation is made according to the dimensions of the part 4 to be machined.

According to one embodiment of the utility model, the upper module 1 is trapezoidal in cross section. Is convenient for machine tool processing and installation.

According to one embodiment of the utility model, the shape of the special block 3 is set according to the shape of the part 4 to be machined, the usual lower module 2 being sandwiched by the special block 3 between the first standard block 21 and the second standard block 22.

According to one embodiment of the utility model, the first connection portion 211 is a concave portion and the second connection portion is a convex portion 311. Further improving the stability of the connection of the first standard block 21 and the special block 3, and preventing dislocation.

According to one embodiment of the utility model, the special block 3 is shaped according to the shape of the part 4 to be machined, the usual forming slot 5 being rectilinear.

According to one embodiment of the utility model, the lower module 2 is formed by splicing a plurality of first standard blocks 21, second standard blocks 22 and/or special blocks 3. The modular splicing mode is applicable to the processing of large-size parts 4 to be processed.

The above embodiments do not limit the scope of the present utility model. It will be apparent to those skilled in the art that various modifications, combinations, sub-combinations and alternatives can occur depending upon design requirements and other factors. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present utility model should be included in the scope of the present utility model.

Claims (10)

1. Sheet metal subsidence shaping frock, its characterized in that includes:

the upper module (1) is used for being connected with a machine tool;

lower module (2), lower module (2) include first standard piece (21), second standard piece (22) and special piece (3), first standard piece (21) with second standard piece (22) are fixed size, the size of special piece (3) is according to the size of waiting to process part (4) and is carried out the adaptation, wherein first standard piece (21) include first connecting portion (211), special piece (3) still include second connecting portion (311), first connecting portion (211) with second connecting portion (311) can dismantle the connection, first standard piece (21), second standard piece (22) with special piece (3) enclose and form and hold shaping groove (5) of waiting to process part (4).

2. The tool according to claim 1, wherein the first connection portion (211) and the second connection portion (311) are step-snap-fit connections.

3. Tool according to claim 1, wherein the first connection part (211) and the second connection part (311) are detachably connected by means of a bolt, wherein the second connection part is provided with a countersunk screw hole (312).

4. Tool according to claim 1, characterized in that the side of the first standard block (21) and/or the second standard block (22) corresponding to the upper module (1) is provided with an arc chamfer.

5. Tool according to claim 1, characterized in that the cross section of the upper module (1) is trapezoidal.

6. Tool according to claim 1, characterized in that the dedicated block (3) is sandwiched between the first standard block (21) and the second standard block (22).

7. Tool according to claim 1, wherein the first connection portion (211) is a recess and the second connection portion (311) is a protrusion.

8. Tool according to claim 1, characterized in that the forming groove (5) is rectilinear.

9. Tool according to claim 1, wherein the lower module (2) is formed by splicing a plurality of first standard blocks (21), second standard blocks (22) and/or special blocks (3).

10. Tool according to claim 1, characterized in that the cross section of the forming groove (5) corresponds to the cross section of the part (4) to be machined.