CN103182424A

CN103182424A - Bending die

Info

Publication number: CN103182424A
Application number: CN2011104428611A
Authority: CN
Inventors: 王树吉; 占先辉
Original assignee: EVA Precision Industrial Holdings Ltd
Current assignee: Yihe Precision Industry (Weihai) Co., Ltd.
Priority date: 2011-12-27
Filing date: 2011-12-27
Publication date: 2013-07-03
Anticipated expiration: 2031-12-27
Also published as: CN103182424B

Abstract

The invention discloses a bending die, which comprises an upper die and a lower die. The upper die consists of an upper die seat, a convex die and an upper padding plate for fixing the convex die; the lower die consists of a lower die seat, lower padding legs, a lower locking mould board and a concave die on the lower die seat which are sequentially arranged; and anti-interference devices for correctly placing products with different structures are arranged on the convex die and the concave die. By arranging the anti-interference devices on the convex die and the concave die, the part with a smaller opening angle of a product can be enabled to be correctly placed on the die, thus the product is effectively fixed, the problems of processing deformation of the product or the damage to the die due to interference between the product and the die are prevented, the quality of the product is guaranteed, and the processing cost of the production is reduced; and meanwhile the working efficiency is improved.

Description

A kind of Bending Mould

Technical field

The present invention relates to a kind of pressing equipment, be specifically related to a kind of Bending Mould of product bending.

Background technology

Traditional product Bending Mould comprises punch and die, and the product that generally is stamped is fixed on the die, and die fixedly installs, and product is carried out the punch forming of different structure, angle by motion and the mating reaction between die of punch.

Traditional mould structure form can only be applicable to the product of rule of some structures of processing, and for some products with special construction as: the angle of release of product own is less, or because there are certain problems such as institutional framework in product inside, can't accurately and effectively product be fixed on the die, if handle carrying out angle of release before the product bending, can't guarantee not only the angle of release of product adds whether produce distortion man-hour, and, expend more time and angle of release cost, inefficiency; Or directly product is carried out bending, and produce corresponding interference and collision like this between some structure meetings of product and mould, cause the product distortion, simultaneously mould is caused to a certain degree damage.

Therefore, for addressing the above problem, a kind of product that can conveniently have special construction is laid processing, avoids between product and mould producing and interferes, and reduces the processing cost, increase work efficiency Bending Mould demand urgently occurring.

Summary of the invention

For solving the product with particular tissues mechanism of laying that traditional product Bending Mould can't be correct, produce distortion when causing the product Bending Processing, influence end product quality, or before the bending product is carried out the angle of release processing one step ahead and expend more time and angle of release cost, problems such as inefficiency the invention discloses a kind of Bending Mould, effectively lay product to reach, avoid the machining deformation of product, increase work efficiency, reduce the purpose of production and processing cost.

For achieving the above object, technical scheme of the present invention is as follows:

A kind of Bending Mould comprises patrix and counterdie, and described patrix is made up of upper bolster, punch and the upper padding plate that is used for fixing described punch; Described counterdie is by the die shoe that sets gradually, bottom seat pad, locked mode plate and the die that is positioned on the described die shoe are formed down;

Be provided with on described punch and the described die for the correct anti-interference device of placing of different structure product.

Preferably, described anti-interference device comprises the groove that is arranged at respectively on described punch and the described die sidewall.

Preferably, described die comprises at least one the fixing die that is fixedly set on the described die shoe, and at least one movable matrix that is positioned at described fixedly die top, described movable matrix bottom is set with lower bolster, is connected with back-moving spring between described lower bolster and described bottom seat pad.

Preferably, described anti-interference device comprise be arranged at the groove on the described punch and be positioned between described adjacent two movable matrixes between groove.

Preferably, the projection of described fixedly die falls in described the groove, and described lower bolster is provided with the through hole that passes for described fixedly die.

Preferably, the height of described movable matrix and described lower bolster and consistent with described fixedly die height.

Preferably, described lower bolster lower end is set with guide pillar, is provided with the pilot hole that is complementary with described guide pillar on described die shoe and the described bottom seat pad.

Bending Mould disclosed by the invention comprises patrix and counterdie, and described patrix is made up of upper bolster, punch and the upper padding plate that is used for fixing described punch; Described counterdie is by the die shoe that sets gradually, bottom seat pad, locked mode plate and the die that is positioned on the described die shoe are formed down; Be provided with on described punch and the described die for the correct anti-interference device of placing of different structure product.By less correct being placed on the mould of part of angle of release that anti-interference device can guarantee product is set at punch and die, thereby effectively product is fixed, avoid producing between product and mould and interfere, the machining deformation that causes product, or the damage of mould, guarantee product quality, reduce the production and processing cost; Simultaneously, improved operating efficiency.

Description of drawings

In order to be illustrated more clearly in the embodiment of the invention or technical scheme of the prior art, to do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art below, apparently, accompanying drawing in describing below only is some embodiments of the present invention, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.

Fig. 1 uses the structural representation of novel disclosed a kind of Bending Mould embodiment 1 die opening state for this;

Fig. 2 uses the structural representation of novel disclosed a kind of Bending Mould embodiment 2 die opening state for this.

The title of the numeral among the figure or the corresponding component of alphabetical representative:

1, patrix 11, upper bolster 12, upper padding plate 13, punch 14, groove;

2, counterdie 21, die shoe 22, bottom seat pad 23, following locked mode plate 24, die;

31, movable matrix 32, fixedly die 33, lower bolster 34, back-moving spring 35, a groove 36, through hole 37, guide pillar 38, pilot hole.

The specific embodiment

Below in conjunction with the accompanying drawing in the embodiment of the invention, the technical scheme in the embodiment of the invention is clearly and completely described, obviously, described embodiment only is the present invention's part embodiment, rather than whole embodiment.Based on the embodiment among the present invention, those of ordinary skills belong to the scope of protection of the invention not making the every other embodiment that obtains under the creative work prerequisite.

As shown in Figure 1, a kind of Bending Mould comprises patrix 1 and counterdie 2, and patrix 1 is made up of upper bolster 11, punch 13 and the upper padding plate 12 that is used for solid punch 13; Counterdie 2 is by the die shoe 21 that sets gradually, bottom seat pad 22, locked mode plate 23 and the die 24 that is positioned on the die shoe 21 are formed down; Product is fixedly set on the die 24, moves down with die 24 mating reactions by upper bolster 11 drive punch 13 product is carried out the pressing and bending moulding.

Be provided with on punch 13 and the die 24 for the correct anti-interference device of placing of different structure product.Anti-interference device comprises the groove 14 that is arranged at respectively on punch 13 and die 24 sidewalls.Because the special construction shape of product, fix and punch forming for guaranteeing correctly laying of workpiece, generally at die 24 groove 14 is set, groove 14 can be laid for side-prominent structure in the product, simultaneously, can groove 14 be set at punch 13 sidewalls, outstanding structure for the product outside is laid, owing to product is carried out in the process of punching press at punch, product can outwards open, groove is set effectively avoids producing extrusion and collision between the outstanding structure in the product outside and punch, cause the distortion of product, guarantee the quality of finished product.The position dimension structure of its further groove can be decided according to the concrete shape of the outstanding structure on the product, does not specifically limit.

Embodiment 2

As shown in Figure 2, all the other are identical with embodiment 1, difference is, die 24 comprises at least one the fixing die 32 that is fixedly set on the die shoe 21, and be positioned at fixedly at least one movable matrix 31 of die 32 tops, movable matrix 31 bottoms are set with

lower bolster

33, and 22 of lower bolster 33 and bottom seat pads are connected with back-moving spring 34.

Anti-interference device comprise the groove 14 that is arranged on the punch 13 and be positioned at 31 of adjacent two movable matrixes between groove 35.Movable matrix 31 is a plurality of on lower bolster 33 spaced apart, and fixedly the projection of die 32 falls in the groove 35, and lower bolster 33 is provided with the through hole 36 that passes for fixing die 32.

Because the effect of back-moving spring 34, lower bolster 33 exceeds fixedly die 32 settings with the movable matrix 31 that is fixed on the lower bolster 33, product is fixed on the movable matrix 31, when back-moving spring is subjected to force compresses, movable matrix 31 moves down with lower bolster 33, fixedly die 32 passes through hole 36, is located on the same line with each movable matrix 31.Guarantee the moulding angle unanimity of product.

The height of movable matrix 31 and lower bolster 33 and consistent with the height of fixing die 32.When guaranteeing that back-moving spring is by compression, movable matrix and fixedly die be positioned on the same horizontal line, the die height differs when preventing the product punching press, causes the distortion of product.

Lower bolster 33 lower ends are set with guide pillar 37, are provided with the pilot hole 38 that is complementary with guide pillar 37 on die shoe 21 and the bottom seat pad 22.Guide pillar 37 can drive lower bolster 33 and move up and down along pilot hole 38, guarantees the displacement accuracy of mould, avoids producing and rocks.

Fixedly the position at die 32 places is the position of outstanding structure on the product, and fixedly decide on the planform of product the position of die 32, can change the mould of different structure according to the different institutions of product.

The processing initial stage, product is fixed on the movable matrix 31, ledge then is positioned in the groove 35, move down in the process that cooperates punching press with movable matrix at punch, product can outwards produce corresponding expansion, makes outstanding structure open, angle increases, avoid and fixedly die produce to interfere, after the outstanding structure division of product can be arranged at fixedly on the die smoothly, by punch and the fixing mating reaction shaped article of die and movable matrix.The present invention is by fixedly arranging movable matrix above the die, can effectively avoid producing between product and die and interfere, one step ahead product is carried out angle of release, avoid interfering, punch forming is carried out to it in the back, avoids the product distortion, has guaranteed the quality of product, reduce the processing cost, improved operating efficiency simultaneously.

The operation principle of present embodiment is as follows:

The processing initial stage, back-moving spring is in extended configuration, movable matrix and lower bolster are higher than fixedly die setting, product is arranged on the movable matrix, the outstanding structure division of product then be placed in movable matrix between in the groove, back punch moves down and the movable matrix effect, product carried out angle of release handle one step ahead, guarantee that the outstanding structure on the product expands outwardly, make the projection of ledge fall within the fixedly die outside, punch continues to move down, and lower bolster moves on the die shoe, movable matrix and fixedly die be located along the same line, punch and movable matrix and fixedly die act on simultaneously product carried out processing and forming.After machining, move on the punch, back-moving spring drives lower bolster and movable matrix resets, and takes off product, can carry out the processing of next product.

Bending Mould disclosed by the invention comprises patrix and counterdie, and described patrix is made up of upper bolster, punch and the upper padding plate that is used for fixing described punch; Described counterdie is by the die shoe that sets gradually, bottom seat pad, locked mode plate and the die that is positioned on the described die shoe are formed down; Be provided with on described punch and the described die for the correct anti-interference device of placing of different structure product.By less correct being placed on the mould of part of angle of release that anti-interference device can guarantee product is set at punch and die, thereby effectively product is fixed, avoid producing between product and mould and interfere, the machining deformation that causes product, or the damage of mould, guarantee product quality, reduce the production and processing cost; Simultaneously, adopt action of reset spring, after the product machine-shaping, movable matrix can reset fast and carry out the processing of next product, has improved operating efficiency.

More than be the description to the embodiment of the invention, by the above-mentioned explanation to the disclosed embodiments, make this area professional and technical personnel can realize or use the present invention.Multiple modification to these embodiment will be apparent concerning those skilled in the art, and defined General Principle can realize under the situation that does not break away from the spirit or scope of the present invention in other embodiments herein.Therefore, the present invention will can not be restricted to these embodiment shown in this article, but will meet the wideest scope consistent with principle disclosed herein and features of novelty.

Claims

1. a Bending Mould is characterized in that, comprises patrix and counterdie, and described patrix is made up of upper bolster, punch and the upper padding plate that is used for fixing described punch; Described counterdie is by the die shoe that sets gradually, bottom seat pad, locked mode plate and the die that is positioned on the described die shoe are formed down;

2. Bending Mould according to claim 1 is characterized in that, described anti-interference device comprises the groove that is arranged at respectively on described punch and the described die sidewall.

3. Bending Mould according to claim 1, it is characterized in that, described die comprises at least one the fixing die that is fixedly set on the described die shoe, and at least one movable matrix that is positioned at described fixedly die top, described movable matrix bottom is set with lower bolster, is connected with back-moving spring between described lower bolster and described bottom seat pad.

4. Bending Mould according to claim 3 is characterized in that, described anti-interference device comprise be arranged at the groove on the described punch and be positioned between described adjacent two movable matrixes between groove.

5. Bending Mould according to claim 4 is characterized in that, the projection of described fixedly die falls in described the groove, and described lower bolster is provided with the through hole that passes for described fixedly die.

6. according to each described Bending Mould of claim 3-5, it is characterized in that the height of described movable matrix and described lower bolster and consistent with described fixedly die height.

7. Bending Mould according to claim 6 is characterized in that, described lower bolster lower end is set with guide pillar, is provided with the pilot hole that is complementary with described guide pillar on described die shoe and the described bottom seat pad.