CN218283455U

CN218283455U - Mould structure of plug-in cutter material returned in sheet metal component

Info

Publication number: CN218283455U
Application number: CN202222739438.4U
Authority: CN
Inventors: 滕小林
Original assignee: Guangdong Huaxianxian Metal Products Co ltd
Current assignee: Guangdong Huaxianxian Metal Products Co ltd
Priority date: 2022-10-18
Filing date: 2022-10-18
Publication date: 2023-01-13
Anticipated expiration: 2032-10-18

Abstract

The utility model relates to a die structure for inserting a cutter in a sheet metal part to return materials, which comprises an upper die and a lower die; the upper die comprises an upper supporting plate, upper pad feet, an upper die base, an upper clamping plate and upper slotting tools, the upper pad feet, the upper die base and the upper clamping plate are sequentially arranged at the bottom of the upper supporting plate, and the upper slotting tools positioned at two sides of the upper clamping plate are fixed at two sides of the bottom of the upper die base; the lower die comprises a lower supporting plate, a lower cushion foot, a lower force transmission plate, a lower die holder and a lower leaning block, the lower cushion foot, the lower force transmission plate and the lower die holder are sequentially installed at the top of the lower supporting plate, and the lower leaning block is fixed on two sides of the top of the lower die holder. This mould structure of plug-in sword material returned in sheet metal component goes up mould and lower mould separation back, and each spare part automatic re-setting need not to use external force to draw outward and realizes the material returned with the sheet metal component, and the simple operation is simple, improves work efficiency.

Description

Mould structure of plug-in cutter material returned in sheet metal component

Technical Field

The utility model relates to a sheet metal mould takes shape technical field, specifically is a mould structure of plug-in cutter returned material in sheet metal component.

Background

The sheet metal stamping die is a special process equipment for processing materials (metal or nonmetal) into parts (or semi-finished products) in cold stamping, and is called a cold stamping die (commonly called a cold stamping die).

The application of the sheet metal stamping die in sheet metal processing is relatively extensive, and the sheet metal stamping die does not always relate to the stamping process: the method comprises the steps of hemming, edge rolling, drawing, stretch bending, bulging, leveling, relief forming, bending and the like, in the hemming process by using a die, material returning is inconvenient because of unreasonable design, material returning can be realized only after secondary operation (outward drawing), and the working efficiency is low.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a mould structure of plug-in sword material returned in sheet metal component has solved the problem mentioned in the above-mentioned background art.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: a die structure for inserting a cutter in a sheet metal part to return materials comprises an upper die and a lower die;

the upper die comprises an upper supporting plate, upper pad feet, an upper die base, an upper clamping plate and upper slotting tools, the upper pad feet, the upper die base and the upper clamping plate are sequentially arranged at the bottom of the upper supporting plate, and the upper slotting tools positioned at two sides of the upper clamping plate are fixed at two sides of the bottom of the upper die base;

the lower die comprises a lower supporting plate, a lower cushion pin, a lower force transmission plate, a lower die seat and a lower leaning block, wherein the lower cushion pin, the lower force transmission plate and the lower die seat are sequentially installed at the top of the lower supporting plate, and the lower leaning block is fixed on two sides of the top of the lower die seat;

an upper die inner guide pillar extending to the bottom of the upper clamp plate is fixed at the bottom of the upper clamp plate, and a material pressing plate for pressing the sheet metal part is fixed at the bottom of the upper die inner guide pillar; the top of the lower force transmission plate is fixed with a lower slotting tool, the top of the lower die holder is provided with two inner sliding blocks located on two sides of the lower slotting tool in a sliding mode, and the top of the lower die holder is also provided with an outer sliding block located on one side, away from the two inner sliding blocks, in a sliding mode, the outer sliding block is used for extruding towards the inner side to bend the sheet metal part.

Furthermore, an upper die equal-height sleeve which is positioned on the right side of the guide pillar in the upper die and connected with the pressure plate is fixed in the upper clamping plate.

Furthermore, an upper die rectangular spring which penetrates through the upper clamping plate and is fixed at the bottom of the upper die base and the left side of the top of the material pressing plate is fixed in the upper die base.

Furthermore, the bottom of the upper die base is also provided with two upper die nitrogen springs I which are positioned on the front side and the rear side of the pressure plate.

Furthermore, a second lower die nitrogen spring positioned at two sides of the lower slotting tool is fixed at the front side and the rear side of the top of the lower force transmission plate.

Furthermore, a lower die nitrogen spring I fixed with the inner slide block is fixed in the outer slide block.

(III) advantageous effects

Compared with the prior art, the technical scheme of the application has the following beneficial effects:

1. this mould structure of plug-in sword material returned in sheet metal component goes up mould and lower mould separation back, and each spare part automatic re-setting need not to use external force to draw outward and realizes the material returned with the sheet metal component, and the simple operation is simple, improves work efficiency.

2. This mould structure of plug-in cutter material returned in sheet metal component can reduce the mould size, uses little press production, practices thrift manufacturing cost, can make the mould atress level more balanced, extension mould life.

Drawings

FIG. 1 is a schematic view of the structure of the mold opening state of the present invention;

fig. 2 is a structural schematic diagram of the mold closing state of the present invention.

In the figure: the device comprises an upper supporting plate 1, an upper padding foot 2, an upper die holder 3, an upper clamping plate 4, an upper slotting tool 5, a material pressing plate 6, a lower slotting tool 7, an inner sliding block 8, an outer sliding block 9, a lower leaning block 10, a lower die holder 11, a lower force transmission plate 12, a lower padding foot 13, a lower supporting plate 14, an upper die rectangular spring 15, an upper die inner guide post 16, an upper die equal-height sleeve 17, an upper die nitrogen spring I18, a lower die nitrogen spring II 19 and a lower die nitrogen spring I20.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

Referring to fig. 1-2, the die structure for removing the insert in the sheet metal part in the present embodiment includes an upper die and a lower die;

the upper die comprises an upper supporting plate 1, upper pad feet 2, an upper die base 3, an upper clamping plate 4 and upper slotting tools 5, the upper pad feet 2, the upper die base 3 and the upper clamping plate 4 are sequentially installed at the bottom of the upper supporting plate 1, and the upper slotting tools 5 positioned at two sides of the upper clamping plate 4 are fixed at two sides of the bottom of the upper die base 3;

the upper foot pad 2, the upper die base 3 and the upper clamping plate 4 are used as top auxiliary supports of the upper die and provide balance for the upper slotting tool 5, so that the upper slotting tool 5 can act on the lower die in a movable mode.

The lower die comprises a lower supporting plate 14, a lower pad foot 13, a lower force transmission plate 12, a lower die seat 11 and a lower rest block 10, wherein the lower pad foot 13, the lower force transmission plate 12 and the lower die seat 11 are sequentially arranged at the top of the lower supporting plate 14, and the lower rest block 10 is fixed on two sides of the top of the lower die seat 11;

bottom plate 14, lower bolster 13, lower dowel steel 12 and die holder 11 are fixed as the bottom base of lower mould, increase the stationarity, make and go up the mould when using the lower mould, and stability is high, and lower leaning on piece 10 can be regarded as the leaning on basis of outer slider 9 limit of sliding, avoids breaking away from.

The bottom of punch holder 4 in this embodiment is fixed with the last mould inner guide post 16 that extends to its bottom, and the bottom of going up mould inner guide post 16 is fixed with the pressure flitch 6 that is used for pressfitting sheet metal component, presses flitch 6 to rely on last mould inner guide post 16 transmission power, and on two inner slide blocks 8 are used to the back after pushing down, with sheet metal component stamping forming.

The top of the lower force transmission plate 12 is fixed with a lower slotting tool 7, the top of the lower die holder 11 is provided with two inner sliding blocks 8 positioned at two sides of the lower slotting tool 7 in a sliding manner, the two inner sliding blocks 8 are wedged with two sides of the lower slotting tool 7, the lower part of the lower slotting tool 7 can act on the two inner sliding blocks 8, the top of the lower die holder 11 is also provided with an outer sliding block 9 positioned at one side of the two inner sliding blocks 8 away from each other and used for extruding the sheet metal part to the inner side to bend the sheet metal part, and the outer sliding block 9 and the inner sliding blocks 8 synchronously and relatively displace to bend the side surface of the sheet metal.

The working principle of the embodiment is as follows:

(1) The upper die moves downwards, the first upper die nitrogen spring 18 acts on the lower force transmission plate 12 to enable the lower force transmission plate 12 to move downwards, the lower force transmission plate 12 moves downwards to drive the lower slotting tool 7 to move downwards, the lower slotting tool 7 moves downwards to enable the inner sliding block 8 to open outwards, and the inner sliding block 8 moves in place after the straight line section of the lower slotting tool 7 is contacted with the straight line section of the inner sliding block 8;

(2) The upper die continues to move downwards to enable the material pressing plate 6 and the inner sliding block 8 to act to clamp the workpiece, the upper slotting tool 5 is in contact with the outer sliding block 9 after the workpiece is clamped, the upper slotting tool 5 pushes the outer sliding block 9 to move inwards, the straight line section of the inner surface of the upper slotting tool 5 is approximately collinear with the straight line section of the outer sliding block 9 by about 4mm, the material pressing plate 6 is in contact with the upper clamping plate 4, and the closing action of the die is completed;

(3) When material returning is carried out, the upper die is withdrawn, the upper slotting tool 5 and the upper die nitrogen spring I18 are reset, the outer sliding block 9 is not pressed by the upper slotting tool 5, the upper die nitrogen spring I20 is matched to automatically move outwards and reset, the lower force transmission plate 12 is not pressed by the lower die nitrogen spring I20 to move upwards, the lower slotting tool 7 moves upwards synchronously, two inner sliding blocks 8 are not acted on two sides of the lower slotting tool 7 any more, the inner sliding blocks 8 move outwards and reset, all automatic resetting is completed, and material returning is realized without external force external pulling.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrases "comprising one of 8230; \8230;" 8230; "does not exclude the presence of additional like elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A die structure for inserting a cutter in a sheet metal part to return materials comprises an upper die and a lower die;

the upper die comprises an upper supporting plate (1), upper pad feet (2), an upper die base (3), an upper clamping plate (4) and upper slotting tools (5), the upper pad feet (2), the upper die base (3) and the upper clamping plate (4) are sequentially arranged at the bottom of the upper supporting plate (1), and the upper slotting tools (5) positioned on two sides of the upper clamping plate (4) are fixed on two sides of the bottom of the upper die base (3);

the lower mould includes bottom plate (14), lower bolster foot (13), lower biography power board (12), die holder (11) and leans on piece (10) down, bottom plate (14) top is installed in proper order and is filled up foot (13), lower biography power board (12), die holder (11), and the top both sides of die holder (11) are fixed with down and lean on piece (10), its characterized in that:

an upper die inner guide post (16) extending to the bottom of the upper clamping plate (4) is fixed at the bottom of the upper clamping plate, and a material pressing plate (6) for pressing sheet metal parts is fixed at the bottom of the upper die inner guide post (16); the top of lower dowel plate (12) is fixed with slotting tool (7) down, and the top of die holder (11) slides has two interior slider (8) that are located slotting tool (7) both sides down, the top of die holder (11) still slides and has outer slider (9) that are located two interior slider (8) and leave one side for inside extrusion makes the sheet metal component buckle.

2. The die structure for stripping the insert knife in the sheet metal part according to claim 1, characterized in that: an upper die equal-height sleeve (17) which is positioned at the right side of the upper die inner guide post (16) and connected with the pressure plate (6) is fixed in the upper clamping plate (4).

3. The die structure for stripping the insert knife in the sheet metal part according to claim 1, characterized in that: an upper die rectangular spring (15) which penetrates through the upper clamping plate (4) and is fixed at the bottom of the upper die base (3) and the left side of the top of the material pressing plate (6) is fixed in the upper die base (3).

4. The die structure for stripping the insert knife in the sheet metal part according to claim 1, characterized in that: and the bottom of the upper die base (3) is also provided with two upper die nitrogen springs (18) which are positioned at the front side and the rear side of the pressure plate (6).

5. The die structure for stripping the insert knife in the sheet metal part according to claim 1, characterized in that: and a second lower die nitrogen spring (19) positioned at two sides of the lower slotting tool (7) is fixed at the front side and the rear side of the top of the lower force transmission plate (12).

6. The die structure for stripping the insert knife in the sheet metal part according to claim 1, characterized in that: and a lower die nitrogen spring I (20) fixed with the inner sliding block (8) is fixed in the outer sliding block (9).